Refrigerators. Maeve k

Refrigerators Maeve k

Introduction The refrigerator is used for keeping food cool. Over time it has changed from Ice box to mechanical. Ice box. Picture from ebook Mechanical refrigerator. Picture from ebook

The Ice Box The ice box looked like a cabinet. It worked by ice It was created around 1800 People s lives were changed in a positive way because they did not get sick. People s lives were changed in a negative way because it needed lots of ice.

The Mechanical Refrigerator The mechanical refrigerator looked like a cupboard. It worked by electricity. It was created around 1913 by Fred Wolf People s lives were changed in a positive way because it was easier to keep food cold. People s lives were changed in a negative way because it needed lots of gas.

My Opinion Overall, I think the change from ice box to mechanical refrigerator is positive because it is easier to use.

Refrigerators Rita J.

Introduction The refrigerator is used for putting your food in it. Over time it has changed from icebox to energy-efficient. Icebox.Picture from ebook Energy-efficient. Picture from ebook

The Ice Box The ice box looked like a cabinet It worked by big big ice cubes that the ice man brought It was created around 1800 by Fred Wolf People s lives were changed in a positive way because people did not get sick as often People s lives were changed in a negative way because if it leaked it could injure people

The Energy Efficient Refrigerator The energy efficient refrigerator looks like a huge rectangle with cabins. It works by pulling it into the walls. It was created around 1980 by all refrigerator companies People s lives were changed in a positive way because it did not break much People s lives were changed in a negative way because it used a lot of electricty

My Opinion Overall, I think the change from icebox to energy-efficient is positive because you did not need to buy ice.

Refrigerators Guy M

Introduction The refrigerator is used for keeping food cool. Over time it has changed from mechanical to energy efficient. Mechanical. Picture from ebook. Energy efficient. Picture from ebook.

The Mechanical Refrigerator The mechanical refrigerator looked like a cabinet with a big box on top. It worked by a big motor on top. It was created around 1913 by Fred Wolf. People s lives were changed in a positive way because it was easier to keep food cool and it was the first electric refrigerator. People s lives were changed in a negative way because it was very expensive.

The Energy Efficient Refrigerator The energy efficient refrigerator looks like a huge rectangle with cabinets. It works by energy and electricity. It was created around 1970 by all appliance companies. People s lives were changed in a positive way because it was way way way easier to use. People s lives were changed in a negative way because it was very very very expensive.

My Opinion Overall, I think the change from mechanical to energy efficient is a positive change because rarely anybody got sick from the food and it was way way easier to use.

The Camera Ben W

Introduction The camera is used for taking pictures. Over time it has changed from Daguerreotype to digital camera. Daguerreotype. Picture from ebook Digital camera. Picture from ebook

The Daguerreotype The daguerreotype looked like it is made out of wood, is rectangular and uses a stand. It was created around 1840 by Louis Daguerre People s lives were changed in a positive way because before this invention, people had to wait hours to get their portrait painted. People s lives were changed in a negative way because you still had to wait for six minutes.

The Digital Camera The digital camera looks like a rectangle and was white. It was created around the mid-1990by Steve Sasson. People s lives were changed in a positive way because 1.Quick pictures. 2.No development.

My Opinion Overall, I think the change from Daguerreotype to Digital is positive because Digital costs less. It takes better pictures and it is portable.

The Camera Conrad

Introduction The camera is used for taking photos. Over time it has changed from film to digital. film camera. Picture from ebook. Digital camera. Picture from ebook.

The Film Camera The film camera looked like a huge camera like a pop out camera and you can turn it. It worked by Eastman Kodak company. It was created around 1800 by Oscar Barnack. People s lives were changed in a positive way because instead of waiting about a hour you only have to wait 6 min. People s lives were changed in a negative way because it cost so much. It can t fit in your pocket.

The Digital Camera The digital camera looks like a thin camera that you can put in your pocket. It works by batteries It was created around 1990,s by Steve Sasson People s lives were changed in a positive way because the camera much thinner to put in your pocket. You can store lots of picture on it. People s lives were changed in a negative way because it is expensive and so not that much people couldn t get it. You need batteries that are expensive.

My Opinion Overall, I think the change from Film to Digital is positive because the Digital is much thinner than the Film camera.

The Camera Kerry G.

Introduction The camera is used for taking pictures. Over time it has changed from a daguerreotype to a film camera. Daguerreotype camera. Picture from ebook Film camera. Picture from ebook

The Daguerreotype The daguerreotype looked like a square with lens and had a button on it and It worked by batteries and generators. Also there are little strips of paper and when they turn on they spin around and generates power. It was created around the 1880s by Louis Daguerre. People s lives were changed in a positive way because they could remember their family members and never forget them. They could have lots of pictures to remember the good times. People s lives were changed in a negative way because they were losing money because cameras cost a lot.

The Film Camera The film camera looked like a box with a lens and had controls on it. It worked by gears and parts and wires and a little screen. It was created around 1840 s by Eastman Kodak. People s lives were changed in a positive way because they could make a lot of pictures at once. They could also make like 200 pictures and then turn them in all at once and won t have to turn them in one by one. People s lives were changed in a negative way because they would have to wait for one day. Also you won t get them right away and have to wait for a couple of hours.

My Opinion Overall, I think the change from Daguerreotype to the film camera is positive because you could take lots of pictures all in one day.

The Camera Kosi O

Introduction The camera is used for taking pictures and recording or doing film. Over time it has changed from film camera to digital camera. Someone holding a film camera. Picture from ebook. Someone taking a picture with a film camera. Picture from ebook.

The Film Camera The film camera looked like it was a camera app and it was black and gray. It worked by a roll of film. You had to give the company the roll of film. It might take a week or two. It only works on a kind of sensitive paper. After your film is taken out of your camera, it s developed. It was created around the early 1900 s by Oscar Barnack. People s lives were changed in a positive way because it doesn't take a long time; it only took some days or a week. The qualities of the 35mm (a film camera) helped and people s lives were much easier. Photography became a super duper extreme great awesome hobby for everyone. People s lives were changed in a negative way because it could take a long time and you need a lot of equipment. You have to give the company the roll of film to develop to get the photos.

The Digital Camera The digital camera looks like it s grayish silver and has a lens at the middle and you can turn it on and off. When it s on it s black and when it s off it s the same color as the rest of the camera. It works by special devices inside the camera that helps hold all the photos. You have to use light sensitive chips to record the images (not film). It was created around 1975 by a Kodak engineer named Steve Sasson. People s lives were changed in a positive way because it was more instant than the film camera and the dagurreo type. It was as portable as iphones and ipods. You could also put them on your iphones and ipads digitally. You could also record stuff much more digitally than the film camera. People s lives were changed in a negative way because since it runs off battery just like the ipod, ipad, and iphone, it could run out of battery very easily and when it does you have to charge it. Also you could accidently delete one of your most precious photos, it could reach the limit of photos, and it could be kind of challenging to find a specific photo.

My Opinion Overall, I think the change from film to digital is positive because it s such a big change because you can do lots of new things and it was black and white to color. It changes a lot over all these years.

The Camera Arden H

Introduction The camera is used for taking pictures. Over time it has changed from film to digital. A old film camera. Picture from ebook. A self-portrait by a digital camera. Picture from ebook.

The Film Camera The film camera looked like a rectangle. It worked by pressing a button and waiting for the photo. It also used a roll of film to record the picture. It was created around 1900 by the Eastman Kodak company. People s lives were changed in a positive way because there were more jobs and they didn't have to wait as long to take the picture. People s lives were changed in a negative way because they still needed to wait for six minutes to take the picture. You have to send the film to the company to develop the pictures.

The Digital Camera The digital camera looks like a rectangle and was white. It was created around the mid-1990 by Steve Sasson. People s lives were changed in a positive way because 1. Quick pictures. 2. no development. 3. You can send photos. 4. portable on your iphone or ipad People s lives were changed in a negative way because the digital camera needs batteries and you could accidently erase photos.

My Opinion Overall, I think the change from Film to Digital is positive because the digital cameras are faster. You can see digital photos immediately!

The Light Bulb Brandon

Introduction The light bulb is used for light. Over time it has changed from light bulb to energy saving light bulb. Invention from Edison. Picture from ebook invention from Hammer. Picture from ebook

The Invention of the Light Bulb The light bulb looked like an oval with a tip. It worked by electricity and filament. It was created around 1887 by Thomas Edison People s lives were changed in a positive way because torches are dangerous. People s lives were changed in a negative way because it can burn your finger.

Compact Florescent Light Bulbs CFLs CFLs look like twirly whirly They worked by electricity. They were created around 1978 by Edward Hammer People s lives were changed in a positive way because it saving money and energy People s lives were changed in a negative way because it was to bright to see.

My Opinion Overall, I think the change from Thomas to Edward h is positive because Edward hammers doesn't burn your finger like Thomas Edison does.

The Light Bulb Federico S

Introduction The light bulb is used for making light. Over time it has changed from the invention of the light bulb to energy saving light bulb. Invention of the lightbulb. Picture from ebook. Energy saving light bulb. Picture from ebook.

The Invention of the Light Bulb The light bulb looked like a circle with lots of things inside. It worked by making the filament hot and making light. It was created around 1879 by Thomas Edison. People s lives were changed in a positive way because before they used wax candles and duty and risky torches. People s lives were changed in a negative way because there eyes where hurt because of the lightbulb.

Compact Florescent Light Bulbs (CFLs) CFLs look like a twirly whirly. They worked by mercury and argon. They were created around 1978 by Edward Hammer. People s lives were changed in a positive way because it saved money and energy. People s lives were changed in a negative way because it made brighter light and hurt more eyes.

My Opinion Overall, I think the change from invention of the light bulb to energy saving light bulb is positive because we would not want to use torches because they can fall on the floor and make a fire.

The Light Bulb Sara

Introduction The light bulb is used for helping people to see in the dark. It helps them read, write and eat in the dark. Over time it has changed from the light bulb to the energy saving light bulb. The first light bulb that was invented. Picture form ebook. The Energy Saving Light Bulb that was the most wanted. Picture form ebook.

The Invention of the Light Bulb The light bulb looked like a glass ball thing with a filament inside. It worked by having electricity in it to make light so people could see stuff like food, paper, letter in the dark. It was created around 1876 by Thomas Edison. People s lives were changed in a positive way because they can see a lot of things at night and they can do more things at night. They could play games and read at night. People s lives were changed in a negative way because people would have to buy the light bulbs.

Compact Florescent Light Bulbs (CFLs) CFLs look like a metal base,a swirly bottom,it is whiter, it has no filament, and it is made of glass. They worked by gas glowing and it has energy. They were created around 1976 by Edward Hammer. People s lives were changed in a positive way because people used less energy. It is less expensive. People s lives were changed in a negative way because there are bad chemicals in it and it is not safe if it breaks.

My Opinion Overall, I think the change from invention of the light bulb to energy saving light bulb is positive because you can see much more stuff in the night.

The Light Bulb Saul

Introduction The light bulb is used for making light for people. It helps them see at night. Over time it has changed from Invention of the light bulb to the energy saving light bulb. The first light bulb. Picture from e book. This is the energy saving light bulb. Picture frome book.

The Invention of the Light Bulb The light bulb looked like a glass ball and a metal part that screws at the bottom. It worked by electricity coming in it. It was created around 1876 by Thomas Edison. People s lives were changed in a positive way because people could see more at night. They could read a newspaper or a book easier. People s lives were changed in a negative way because you would spend more money on buying light bulbs.

Compact Florescent Light Bulbs (CFLs) CFLs look like something that looks swirly and hot. They are made of glass. They worked by chemicals and electricity. They were created around 1976 by Edward Hammer. People s lives were changed in a positive way because the new light bulb uses less energy. People s lives were changed in a negative way because if it broke, it has poisonous chemicals.

My Opinion Overall, I think the change from the first light bulb to the energy saving light bulb is positive because it does not use a lot of energy and it helps the environment.

The Light Bulb Valentine L

Introduction The light bulb is used for lighting the way. Over time it has changed from light bulb to CFS light bulb. light bulb. Picture from ebook CFS light bulbs. Picture from ebook

The Invention of the Light Bulb The light bulb looked like fire and string and glass and metal, all forming a shape. It worked by electricity and the incandescent bulbs make light heating a metal wire or filament. That makes light. It was created around 1879 by Thomas Edison People s lives were changed in a positive way because they could see better in the dark. People s lives were changed in a negative way because it used lots of electricity and energy.

Compact Florescent Light Bulbs (CFLs) CFLs look like a swirly whirly toy and there was a sign of the recycling bin on it. They worked by using gas and other chemicals. They were created around 1976 by Edward Hammer. People s lives were changed in a positive way because the energy saving light bulb used less electricity and it also used less energy and it also lasts longer. People s lives were changed in a negative way because it was too bright so it hurt people s eyes.

My Opinion Overall, I think the change from CFL light bulb to Energy Saving Light Bulb is positive because it uses less energy and electricity.

The Light Bulb Abby

Introduction The light bulb is used for making light and helping people see at night. Over time it has changed from the first light bulb to the energy saving light bulb. One of the first light bulbs. Picture from ebook Energy saving light bulb. Picture from ebook

The Invention of the Light Bulb The light bulb looked like a round circle made out of glass with a little thing in the middle called a filament and a screw at the bottom. It worked by a screw. It was created around 1879 by Thomas Edison. People s lives were changed in a positive way because they did not have to spend money to get a new candle. It also gave people more light to see at night. People s lives were changed in a negative way because it was expensive and there were very few light bulbs back then.

Compact Florescent Light Bulbs (CFLs) CFLs look like swirly glass with no filament and a metal screw on the bottom. They worked by electricity and chemicals. The chemicals and gas light up the bulb. They were created around 1976 by Edward Hammer. People s lives were changed in a positive way because you do not have to get a new light bulb as often because they last longer. Also it is better for the environment. People s lives were changed in a negative way because the chemicals are dangerous and it is expensive.

My Opinion Overall, I think the change from the first light bulb to the energy is positive because it is better for the environment and you do not need as many light bulbs.

The Telephone Grace C

Introduction The telephone is used for calling and talking from a long distance. Over time it has changed from cordless phone to smart phone. Alexander Graeme Bell picture from e-book Smart phone picture from e-book

The First Telephone The first telephone looked big and heavy. It was made out of metal and was black. It worked by connecting callers by wires. It was created around 1876 by Alexander Graham Bell. People s lives were changed in a positive way because you didn t have to go to a far away place to say happy birthday to your cousin. People s lives were changed in a negative way because the first telephone could only call people who were close to them.

The Smart Phone The smart phone looked like a rectangle and when you turn it on you see squares. You press on them and you go where you want. It worked by batteries. It was created around 1993 by IBM. People s lives were changed in a positive way because the smart phone that Steve Jobs made was lighter then the IBM. People s lives were changed in a negative way because the IBM was heavy.

My Opinion Overall, I think the change from telephone to smart phone is positive because it changed from a telephone that could not call so far to a phone that could call far.

The Telephone Jack A

Introduction The telephone is used for calling. Over time it has changed from cordless to smart phone. Cordless phone. Picture from ebook Smart phone. Picture from ebook

The Cordless Telephone The cordless telephone looked like the first phone to not have cords. It worked by dialing numbers. It was created around 1969 to 1980 by George Sweigert. People s lives were changed in a positive way because I you are sick you can call doctor. People s lives were changed in a negative way because It cost a lot of money and you do not have enough money.

The Smart Phone The smart phone looked like a phone that you can design the back It worked by touching the phone. It was created around 2007by Steve Job. People s lives were changed in a positive way because if you need to call it goes fast. People s lives were changed in a negative way because they can be sold out.

My Opinion Overall, I think the change from cordless to smartphone is (positive because the smartphone calls faster.

The Telephone Maeve S.K.

Introduction The telephone is used for talking to people from a far distance. Over time it has changed from a cell phone to a smart phone. Cell phones use Radio waves to send signals through the air. Picture from e-book Apple and the iphones. Picture from e-book

The Cell Phone The cell phone is small and light but in 1973 it was heavier than now. It worked by radio waves and sending signals through the air. It was created in 1973 by Martin Cooper. People s lives were changed in a positive way because they could call people at just about everywhere. People s lives were changed in a negative way because a cell phone uses a lot of electricity.

The Smart Phone The smart phone looked like a rectangle with a touch screen. It worked by sending your voice and data. The smart phone has a computer. It was created around 1993 by IBM Simon People s lives were changed in a positive way because the smart phone had a computer so it is like having a phone and computer all in one. People s lives were changed in a negative way because the The first smart phone was big and heavy.

My Opinion Overall, I think the change from a cell phone to the smart phone is positive because the smart phone has a computer so the smart phone is really cool.

The Telephone Will

Introduction The telephone is used for calling anywhere Over time it has changed from cordless to smart phone. Cordless. Picture from ebook Smartphone. Picture from ebook

The Cordless Telephone The cordless telephone looked like a phone with a charger. It worked by dialing numbers. It was created around 1969 and 1980 by George Sweigert. People s lives were changed in a positive way because you can walk anywhere around the house. People s lives were changed in a negative way because lots of money.

The Smart Phone The smart phone looked like a small phone. It worked by pressing buttons and touch windows. It was created around 1993 and2007 by Steve Jobs. People s lives were changed in a positive way because it was smart, small and fast. People s lives were changed in a negative way because it was a lot of money.

My Opinion Overall, I think the change from cordless to smartphone is positive because you can do very different things on both phones.

The Telephone Delaney

Introduction The telephone is used for calling people and texting. Over time it has changed from cell phone to smart phone. Cell phone. Picture by ebook. Smart phone. Picture by ebook.

The Cell Phone The cell phone was small and could be held in one hand. You would press keys to punch in a telephone number to make a call. It worked by using radio waves and signals that the cell phone would pick up from the air. It was created around 1973 by Martin Cooper. People s lives were changed in a positive way because they can call anywhere on earth. It made people happy to have a lighter phone and a way to carry one with you all the time. People s lives were changed in a negative way because cell phones use a lot of electricity.

The Smart Phone The smart phone looked like a phone you can tap on the screen. It worked by batteries. It was created around 1993 by IBM. People s lives were changed in a positive way because the phone was much lighter to carry. People s lives were changed in a negative way because you need to hold the phone if you don t have a pocket or a purse to carry.

My Opinion Overall, I think the change from cell phone to smart phone is positive because the smart phone has so many extra options like internet and games.

The Telescope Lara N.

Introduction The telescope is used for looking at space. Over time it has changed from thin to telescopes in space. Newton s telescope. Picture from e-book Hubble s telescope. Picture from e-book

Newton s Telescope (Reflecting) The reflecting telescope looked like a thick tube. It worked by lenses. It was created around 1668 and made by Isaac Newton. People s lives were changed in a positive way because they could see things that didn t see before. People s lives were changed in a negative way because the image is blurry and hard to make.

Hubble Telescope (Space) The Hubble telescope looked like a big shiny and fat tin foil telescope. It worked by computers. It was created around 1990 by Edwin Hubble. People s lives were changed in a positive way because they could see pictures of space. People s lives were changed in a negative way because it was hard to make.

My Opinion Overall, I think the change from Newton to Hubble is positive because we can take pictures of space.

The Telescope Marra

Introduction The telescope is used for looking at stars, moon, and planets. Over time it has changed from Newton to hubble. Newton pictures from ebook. hubble

Telescope (Refracting) Newton s Telescope (Reflecting) The Newton s telescope looked like tube. It worked by putting an eye in the lenses. It was created around (date) by (person)1668. People s lives were changed in a positive way because it was it was better then Gaileos kind because it was wider. People s lives were changed in a negative way because they can see farther in space.

Newton s Telescope (Reflecting) or Hubble Telescope (Space) The Hubble looked like a big cylinder that s shiny. It worked by taking pictures of space. It was created around 1990 by N.A.S.A. People s lives were changed in a positive way because it was in space. People s lives were changed in a negative way because it was a telescope that took pictures of space.

My Opinion Overall, I think the change from Newton s telescope to the Hubble telescope is positive because the Hubble telescope is in space so it took better pictures then any other telescope.

The Telescope by Max E.

Introduction The telescope is used for seeing the stars. Over time it has changed from refracting to space telescope. Galileo s telescope Hubble telescope

Galileo s Telescope (Refracting) The Telescope looked like it was made of bamboo and other woods. One was short and another type of telescope was long. It worked by using a lens. It was created around 1609 by Galileo. People s lives were changed in a positive way because they could see stars. People s lives were changed in a negative way because they thought they saw things that really weren t there in space.

Hubble Telescope (Space) The Hubble telescope looked like a tin can. It worked by electric and by computers. It was created around 1990 by NASA. People s lives were changed in a positive way because they saw cool pictures. People s lives were changed in a negative way because it took blurry pictures of stars when it was launched. Astronauts went up to the space telescope and fixed it. It took a long time.

My Opinion Overall, I think the change from Galileo s telescope to the Hubble telescope is positive because it helped make jobs for NASA.

The Telescope Victoria

Introduction The telescope is used for looking at things far away. Over time it has changed from Galileo s to Hubble. This is a photo of Galileo s telescope. Picture from ebook. This is a photo of the Hubble. Picture from ebook.

Galileo s Telescope (Refracting) The Galileo s telescope looked like it had two skinny tubes. It worked by light refracting through spherical lens. It was created around 1609 by Galileo. People s lives were changed in a positive way because people could learn about space. They could see things far away. People s lives were changed in a negative way because it made blurry images.

Hubble Telescope (Space) The Hubble looked like it was moving above the atmosphere. It worked by taking pictures in space. It was created around April 25, 1990 by NASA. People s lives were changed in a positive way because people could learn more about space. It took pictures in space. People could see the stars and planets. People could see things that they never saw before. People s lives were changed in a negative way because it was a lot of money. It took a lot of time to build

My Opinion Overall, I think the change from Galileo s to Hubble is positive because people could see things like the planets in space and learn a lot about space.

The Telescope Jasmine

Introduction The telescope is used for looking at stars. Over time it has changed from Galileo s telescope to Hubble s telescope. Galileo s Telescope. picture from ebook. Hubble s telescope. Picture from ebook.

Galileo s Telescope (Refracting) Galileo s telescope looked like a long piece of bamboo. It was also very long. It worked by looking through the telescope. It makes things look much closer. It was created around 1609 by Galileo Galilei. People s lives were changed in a positive way because they knew that the moon wasn t made out of cheese and the shape of a star, because people used to think that the stars were just poked holes of light. People s lives were changed in a negative way because the air made the telescope all blurry until there was a telescope in space.

Hubble Telescope (Space) The Hubble telescope looked like something wide and metal. It is in space. It worked by computers. It was created in the 1970s by scientists at NASA. People s lives were changed in a positive way because if they used the telescope it would be clear not like before. Space has no air. So now you can see the planets and stars more clearly. People s lives were changed in a negative way because when they first put it in space it was blurry. It took a long time to fix the problem.

My Opinion Overall, I think the change from Galileo s telescope to Hubble s telescope is positive because the scientists made new discoveries about the planets.

The Telescope Jenny C.

Introduction The telescope is used for looking at stuff that is far away. Over time it has changed from a Galileo s telescope to space Hubble. Galileo s telescope Space Hubble

Galileo s Telescope (Refracting) The Galileo s telescope looked like a wooden tube. It worked by looking through it. It was created the early sixteen hundreds by Galileo. People s lives were changed in a positive way because you could see farther. People s lives were changed in a negative way because you could try to build Another telescope and get hurt.

Hubble Telescope (Space) The Hubble looked like a cylender. It worked by It was created(1990) by (Nasa) People s lives were changed in a positive way because you could see what Space looked like. People s lives were changed in a negative way because the space Hubble Might get lost and people would wonder what space would look like.

My Opinion Overall, I think the change from Galileos teliscope to Hubble is positive because it is easer to launch a space craft then to take a big telescope and And then position.