2. The Great Science 9 QUIZ version 2014.1

3. The Great Science 9 Quiz Bowl Each team will write its answer to the question. Answers will be collected by the Grand & Glorious Competition Emcee. Correct answers will receive points; incorrect answers will lose points (it is possible to have a negative score).

4. Question 1 (1 pt) The ability to do work

5. Question 1 (1 pt) The ability to do work Answer: energy

6. Question 2 (1 pt) A force that moves an object through a distance

7. Question 2 (1 pt) A force that moves an object through a distance Answer: work

8. Question 3 (2 pts) What is the work done when an object is moved 1 meter by a 1 Newton force?

9. Question 3 (2 pts) What is the work done when an object is moved 1 meter by a 1 Newton force? Answer: 1 Joule or 1 J

10. Question 4 (1 pt) The equation for kinetic energy is:

11. Question 4 (1 pt) The equation for kinetic energy is: Answer: KE=1/2 mv 2

12. Question 5 (2 pts) What is the kinetic energy of a 45 gram golf ball moving at 20 m/s?

13. Question 5 (2 pts) What is the kinetic energy of a 45 gram golf ball moving at 20 m/s? Answer: (0.5)(.045 kg)(20 m/s) 2 = 9 J

14. Question 6 (2 pts) What are the 2 forms of potential energy?

15. Question 6 (2 pts) What are the 2 forms of potential energy? Answer: gravitational and elastic

16. Question 7 (1 pt) What is elastic potential energy?

17. Question 7 (1 pt) What is elastic potential energy? Answer: energy of an object that is stretched or compressed

18. Question 8 (1 pt) The sum of KE and PE

19. Question 8 (1 pt) The sum of KE and PE Answer: mechanical energy

20. Question 9 (1 pt) The energy associated with the motion and position of an object

21. Question 9 (1 pt) The energy associated with the motion and position of an object Answer: mechanical energy

22. Question 10 (1 pt) Energy associated with electrical charges

23. Question 10 (1 pt) Energy associated with electrical charges Answer: electrical energy

24. Question 11 (1 pt) Type of energy that includes gamma rays and radio waves.

25. Question 11 (1 pt) Type of energy that includes gamma rays and radio waves. Answer: electromagnetic energy

26. Question 12 (2 pts) The energy stored in the bonds between atoms.

27. Question 12 (2 pts) The energy stored in the bonds between atoms. Answer: chemical energy

28. Question 13 (2 pts) The total potential and kinetic energy in the atoms of an object.

29. Question 13 (2 pts) The total potential and kinetic energy in the atoms of an object. Answer: thermal energy

30. Question 14 (1 pt) The energy stored in atomic nuclei.

31. Question 14 (1 pt) The energy stored in atomic nuclei. Answer: nuclear energy

32. Question 15 (1pt) Form of energy that travels through space in the form of waves.

33. Question 15 (1pt) Form of energy that travels through space in the form of waves. Answer: electromagnetic energy

34. Question 16 (2 pts) State the law of conservation of energy.

35. Question 16 (2 pts) State the law of conservation of energy. Energy can not be created or destroyed…it can only be converted from one form to another

36. Question 17 (3 pts) What is a closed system?

37. Question 17 (3 pts) What is a closed system? Answer: a system in which nothing enters or leaves

38. Question 18 (3 pts) The point at which the pendulum has the greatest potential energy is

39. Question 18 (3 pts) The point at which the pendulum has the greatest potential energy is

40. Question 19 (1 pt) The point at which the pendulum has the greatest kinetic energy is

41. Question 19 (1 pt) The point at which the pendulum has the greatest kinetic energy is

42. Question 20 (2pts) As a pendulum swings back and forth, the total thermal energy of the system A) increases B) decreases C) stays the same D) there is no thermal energy

43. Question 20 (2pts) As a pendulum swings back and forth, the total thermal energy of the system A) increases B) decreases C) stays the same D) there is no thermal energy