2. What kind of energy does lightning possess?

3. Mechanical energy b. Chemical energy c. Electrical energy d. Radiant energy

4. Which of the following does a burning candle possess?

5. Electrical energy b. Nuclear energy c. Sound energy d. Chemical energy

6. What kind of energy is used to disinfect our beddings?

7. Radiant energy b. Electrical energy c. Nuclear energy d. Mechanical energy

8. What form of energy does food provide the human body?

9. Mechanical b. Chemical c. Electrical d. Nuclear

10. What form of energy is produce when the strings of a guitar are plucked?

11. Mechanical b. electrical c. Radiant d. Sound

12. What form of energy does a running motor produce?

13. Chemical b. Electrical c. Mechanical d. Nuclear

14. How is chemical energy stored in food used by the human body? It is used _______.

15. For growth c. For fattening

16. For growth and development d. For increasing body weight only

17. Which device uses chemical energy on portable radios to produce sound?

18. Dry cell b. Flashlight c. Generator d. Motor

19. Which material needs to absorb a lot of heat in order to burn?

20. Paper b. Coconut tree c. Alcohol d. Acetone

21. Why can the human body perform various activities?

22. Because of energy it gets from food

23. Because of its fixed parts

24. Because of oxygen in the bloodstream

25. Because of the water it contains

26. Which plant or factory DOES NOT generate electricity?

27. Hydroelectric plant b. Geothermal plant c. Nuclear Power Plant d. Green Plan

28. Which of the following generates electricity?

29. Television b. Refrigerator c. Generator d. Washing Machine

30. What is the chief source of radiant energy?

31. Moon b. Sun c. Asteroid d. Comet

32. When is radiant energy harmful?

33. It is used to disinfect beddings. c. It is used to dry clothes.

34. It is used to diagnose diseases. d. It causes sunburn.

36. Through the splitting apart of nucleus c. Through a bombardment of atoms

37. Through the combination of a heavier atom with a lighter atom d. Both a and b

38. Which of the following does not use nuclear energy?

39. Generation of electricity c. Powering spacecraft

40. Power and submarine d. Plowing rice field

41. Why does the splitting of atoms generate electricity?

42. Because it releases some peculiar characteristics

43. Because it has tremendous mount of energy

44. Because it can produce sound

45. Because it can produce light

46. How is radiant energy used in medicine?

47. Radiant energy is used to dry clothes.

48. Radiant energy is used to preserve fruits.

49. Radiant energy is used to destroy abnormal cells in the body.

50. Radiant energy is used to disinfect beddings.

51. What kind of energy is used to bake cake?

52. Light c. Heat

53. Sound d. Mechanical