1. BASKETBALL MR. OLSEN 8 TH GRADE

2. How are mass and weight different? a. they both depend on the local gravity system b. mass depends on the weight and weight depends on the mass c. weight depends on the local gravity system but mass does not d. mass depends on the local gravity system but weight does not

3. What is an example of Newton’s 3 rd law?

4. How could you decrease the gravitational pull between two objects? a. increase their respective masses b. make the surface of one of them rough c. decrease the distance between them d. increase the distance between them

5. What is an example of Newton’s 2nd law?

6. Which of these best describes the relationship between the mass of an object and Earth’s gravitational pull on the object? a. the smaller the mass of the object, the greater is Earth’s gravitational pull on it b. the greater Earth’s gravitational pull, the greater the mass of the object c. the smaller Earth’s gravitational pull, the greater the mass of the object d. the greater the mass of the object, the greater is Earth’s gravitational pull on it

7. What is force?

8. Where in the ball's path is its potential energy the greatest? a. A b. B c. C d. D

9. Complete the formula: Force = __________ x acceleration

10. What is happening to the ball’s potential and kinetic energy between points A and B? a. potential energy is decreasing and kinetic energy is increasing b. both kinetic and potential energy first increase then decrease c. both kinetic and potential energy first decrease then increase d. kinetic energy is decreasing and potential energy is increasing

11. What is work?

12. Where in the ball’s path is its kinetic energy the least? a. A or C b. B or D c. C only d. D only

13. Complete the formula: __________= force x distance

14. What are the metric units of measurement for weight? a. cm3 b. mL c. g d. N

15. Complete the formula: __________ = distance/time

16. How could you decrease the gravitational pull between two objects? a. increase their respective masses b. make the surface of one of them rough c. decrease the distance between them d. increase the distance between them

17. Tell how to find the velocity of an object.

18. Where is potential energy the greatest? a. Position 1 b. Position 2 c. Position 3 d. Position 4

19. What is a dependent variable

20. Where is kinetic energy the greatest? a. Position 1 b. Position 2 c. Position 3 d. Position 4

21. Provide an example of negative acceleration

22. What is an independent variable?

23. Which statement best describes the energy conversions taking place as the ball is tossed up and comes down? a. Kinetic and Potential energy are equal going up and coming down b. Energy transfers from kinetic to potential and back to kinetic c. Energy transfers from potential to kinetic and back to potential d. Energy transfers back and forth between potential and kinetic going up and coming down

24. Provide an example of positive acceleration