1. 2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Resources Light/Heat Electricity /Sound Alternative Energy Potpourri

2. A resource that can be reproduced over and over by short cycles or systems

3. What is a Renewable Resource?

4. These include fossil fuels, rocks and metals.

5. What are Non- Renewable Resources?

6. Oil, natural gas and coal.

7. What are the fossil fuels?

8. The type of cycle which makes most foods a renewable resource.

9. What are lifecycles?

10. Oxygen is made available because of this plant process.

11. What is photosynthesis?

12. The bouncing back of light from a surface.

13. What is reflection?

14. The bending of light.

15. What is refraction?

16. Matter that lets heat pass through.

17. What is a conductor?

18. Heat changing a solid into a liquid.

19. What is melting?

20. Evaporated water becoming a liquid as it cools?

21. What is condensation?

22. What we sense when vibrations in the air enter our ears.

23. What is sound?

24. The reason an electric fan might stop working when there is still a power source.

25. What is a gap between the conductors? or What is an open circuit?

26. All metals, water and flesh have this property in common.

27. What are electric conductors?

28. This is how a musical instrument makes its sound.

29. What is vibration?

30. Insulators do this.

31. What is stop electricity or heat from passing?

32. A resource such as most alternative energy sources which never runs out.

33. What is a renewable resource?

34. Our homes can be heated by this resource that comes from out of this world.

35. What is solar energy?

36. We use alternative energy so we can use less of these.

37. What are fossil fuels?

38. This stuff makes our atmosphere dirty and is one of the reasons we don’t want to burn fossil fuels.

39. What is pollution? or What is smoke?

40. This energy source is renewed through the water cycle.

41. What is hydroelectric power?

42. We can know the purpose of an experiment by identifying these two variables.

43. What is the independent and dependent variables? or What is the change and observed effect?

44. This is how we improve an experiment to make it fair.

45. What is controlling all the variables? or What is keeping everything the same?

46. We make sure our test results are reliable by doing this.

47. What is repeat the experiment or increase the number of samples?

48. Fossils are found in layers of this type of rock.

49. What is sedimentary?

50. This is a measure of how tightly matter is pressed together.

51. What is density?