Bellwork CLICKERS!!!! Identify if each number is rational or irrational. Click "A" for rational. "B" for irrational
Today's Agenda: 1. Bell Work: Rational or Irrational 2. CLICKER review
Lesson Objective: After the end of the lesson students will determine if a number is rational or irrational by using the clickers. HW: WS: Ch. 4 Review Odd #'s Test Thursday!
1. Which shows 0.000 0342 in scientific notation? A. 3.42 x 10 5 B. 3.42 x 10 4 C. 3.42 x 10-5 D. 3.42 x 10-4
2. Which shows 0.000 000 000 042 in scientific notation? A. 4.2 x 10-10 B. 4.2 x 10-11 C..42 x 10-10 D. 4.2 x 10 11
*. Which shows 0.000 000 0042 in scientific notation? A. 4.2 x 10-8 B. 4.2 x 10-9 C..42 x 10-8 D. 4.2 x 10 9
3. Which shows 0.000 000 000 000 02 in scientific notation? A. 2 x 10-13 B. 2 x 10-12 C..2 x 10-13 D. 2 x 10-14
4. Which shows 25,000,000,000,000,000 in scientific notation? A. 2.5 x 10 16 B. 2.5 x 10 15 C..25 x 10 15 D. 2.5 x 10-16
4. Which shows 25,000,000,000,000 in scientific notation? A. 2.5 x 10 12 B. 2.5 x 10 13 C..25 x 10 12 D. 2.5 x 10-13
5. Which shows 25,005,000,000,000 in scientific notation? A. 2.5005 x 10 9 B. 25005 x 10 9 C. 2.5005 x 10 13 D. 2.5005 x 10-13
6. Which shows 2,000,000,000,000 in scientific notation? A. 2 x 10 13 B. 2 x 10 12 C..2 x 10 11 D. 2 x 10 14
*. Which shows 2,000,000,000 in scientific notation? A. 2 x 10 9 B. 2 x 10 8 C..2 x 10 8 D. 2 x 10-9
7. October 09, 2012
8. October 09, 2012
*. Which shows 87,600 in scientific notation? A. 8.76 x 10 2 B. 8.76 x 10 3 C. 8.76 x 10 4 D. 8.76 x 10-4
9. Which shows 8.6 x 10 13 in standard notation. A. 0.000 000 000 000 86 B. 86,000,000,000,000 C. 860,000,000,000,000 D. 0.000 000 000 00086
10. Which shows 6 x 10 12 in standard notation. A. 0.000 000 000 0006 B. 6,000,000,000,000 C. 600,000,000,000 D. 0.000 000 000 006
11. Which shows 8 x 10-10 in standard notation. A. 0.000 000 000 08 B. 80,000,000,000 C. 8,000,000,000 D. 0.000 000 0008
12. Which shows 8.008 x 10-8 in standard notation. A. 0.000 000 008008 B. 8,008,000,000,000 C. 800,800,000,000 D. 0.000 000 08008
*. Which shows 8.0007 x 10-9 in standard notation. A. 0.000 000 008007 B. 8,007,000,000,000 C. 8,007,000,000 D. 0.000 000 0008007
13. Which shows 3.27 x 10-11 in standard notation. A. 0.000 000 000 00327 B. 327,000,000,000 C. 32,700,000,000,000 D. 0.000 000 000 0327
14.Which shows 4.56 x 10 12 in standard notation. A. 0.000 000 000 000 456 B. 4,560,000,000,000 C. 456,000,000,000,000 D. 0.000 000 000 0456
*.Which shows 4.26 x 10 14 in standard notation. A. 0.000 000 000 000 00426 B. 45,600,000,000,000,000 C. 456,000,000,000,000 D. 0.000 000 000 000 0456
15. The human eye blinks about 6.25 x 10 6 times each year. About how many times has the eye of a 14 year old blinked? Write the answer in scientific notation. A. 8. 75 x 10 8 B. 8. 75 x 10-7 C. 8.75 x 10-8 D. 8.75 x 10 8
16. In the United States there were 7.65 x 10 8 pieces of pizza consumed in 2011. The U.S. population was 2.9 x 10 8 people. What was the average amount of pizza consumed per person in 2011? October 09, 2012
*. In the United States there were 1.65 x 10 8 hamburgers consumed in 2011. The U.S. population was 2.9 x 10 8 people. What was the average amount of hamburgers consumed per person in 2011? October 09, 2012
17. The population of Mathville is 9.6x10 3. The population of Algeville is 7.3x10 8. What is the difference in population between the two cities?
*. The population of Mathville is 8.6x10 5. The population of Algeville is 7.2x10 6. What is the total population of the two cities?
18. The square root of a number is 16. Determine the value of the number. A. 4 B. 8 C. 256 D. There is not enough information to solve this problem.
*. The square root of a number is 12. Determine the value of the number. A. 144 B. 6 C. 3.5 D. There is not enough information to solve this problem.
19. The square root of a number is 27. Determine the value of the number. A. 729 B. 13.5 C. 5.2
20. The square root of a number is between 23 and 24. Determine one possible value of the number. A. 500 B. 11.5 C. 540 D. 576
*. The square root of a number is between 18 and 19. Determine one possible value of the number. A. 324 B. 330 C. 4.2 D. 361
21. The square root of a number is between 16 and 17. Determine one possible value of the number. A. 8.5 B. 289 C. 256 D. 267
22. Which integer is a perfect square? A. 150 B. 225 C. 250 D. 300
*. Which integer is a perfect square? A. 140 B. 200 C. 289 D. 300
23. Which integer is a perfect square? A. 782 B. 783 C. 784 D. 785
24. Which integer is a perfect square? A. 10 B. 100 C. 1,000 D. 100,000
25. Which integer is a perfect square? A. 1 B. 2 C. 3 D. 5
26. A carpet square has an area of 625 ft 2. Find the length of one side of the carpet square. A. 156.25 feet B. 312.5 feet C. 25 feet D. Not enough information to solve
*. A carpet square has an area of 1024 ft 2. Find the length of one side of the carpet square. A. 32 feet B. 256 feet C. 512 feet D. Not enough information to solve
27. Which subset (group) does the belong? A. Integers B. Rational C. Irrational D. Whole
28. Which subset (group) does the belong? A. Integers B. Rational C. Irrational D. Whole
*. Which subset (group) does the belong? A. Integers B. Rational C. Irrational D. Whole
29.Which subset (group) does the belong? A. Integers B. Rational C. Irrational D. Whole
30. Which subset (group) does the NOT belong? A. Integers B. Rational C. Irrational D. Whole
*. Which subset (group) does the NOT belong? A. Integers B. Rational C. Irrational D. Whole
31. True or False: No square roots are rational
32. True or False: Some rational numbers are integers
33. True or False: All Integers are Rational
34.True or False: All Irrational numbers are Whole numbers
HW: Chapter 4 Review Odd #'s October 09, 2012