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 Heat LightSoundEnergy MixMatter Mix

2. What happens when you add heat to something?

3. It melts or boils.

4. What happens to an object when you take heat away from it?

5. It freezes.

6. What heat source warms the Earth’s land, air, and water?

7. sun

8. To make heat, a fire needs to burn something. What does it need?

9. It needs “fuel”.

10. Name two fuels that give off heat when burned?

11. Wood, natural gas, or oil.

12. Does light travel in straight or sideways lines?

13. Straight lines

14. When light hits an object, some of it bounces off. What is this called?

15. Reflection

16. What is it called when you bend light?

17. Refraction

18. Where does most of Earth’s light come from?

19. SUN

20. Name one of the two things that can bend light.

21. Glass or Water

22. Sound is a kind of energy that you see, hear, or touch?

23. Hear

24. Sound is made when something moves back and forth. What is that movement called?

25. Vibration

26. What word tells how high or how low a sound is?

27. Pitch

28. Big vibrations make soft sounds and small vibrations make loud sounds. True or False?

29. False

30. When you speak, air from your lungs makes a body part vibrate. What body part is that?

31. Vocal Chords

32. Which kind of energy lets us see: Heat, Light, or Sound?

33. Light

34. The farther away you are from a sound, the louder it sounds to you. True or False?

35. False

36. Sound can move through gases, liquids, and solids. True or False?

37. True

38. What is the energy that can change the state of matter? Heat, light, or sound?

39. Heat

40. What kind of energy is made from the beating of a drum? Light, Sound, or Heat

41. Sound

42. What are the three states of matter?

43. Solid, Liquid, and Gas

44. When you take away heat from water, what state of matter will it become?

45. Solid

46. Air is in what state of matter?

47. Gas

48. Which state of matter takes the shape of its container?

49. Liquid

50. What tells us how much matter is in an object?

51. Mass