1. 57 1. 2. 3. Bonus 4. 5. 6. Bonus Do Now: Copy problem before working. Learning Goal: I can write small numbers in scientific notation using negative exponents.

2. 57 Here are two facts about exponents.

3. 57

4. 8 6 10 -20 -3 Simplify.

5. 57 If the exponent is negative in scientific notation, move the decimal to the left. If the exponent is negative, it is the same as dividing by a power of 10.

6. 57 If the original number is less than 1, Than the exponent is negative when the number is written in scientific notation.

7. 57.00000000000000000000000167 kg What is this famous number? Write in scientific notation.

8. 57 The mass of a hydrogen atom is.00000000000000000000000167 kg

9. 57.00000000060 meters What is this famous number? Write in scientific notation.

10. 57 6.0 x 10 -10 meters is the width of an oxygen atom

11. 57

12. If the original number is greater than 1, the exponent in scientific notation will be_____. If the original number is less than 1, the exponent is ________. Debrief: How do you write a number in scientific notation? 125,000,000,000.00000569

13. 57 Classwork: Lesson 57 practice set Homework: Lesson 57 Written practice # 1-29 odd

14. 57