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2. The beginning of life, growth and development, reproduction, and death.

3. What is a life cycle?

4. Photosynthesis

5. What is the process in which plants make their own food?

6. Air, water, and food.

7. What do all organisms need to survive?

8. A frog is an example of this. A rock is an example of this.

9. What is a living and non-living thing?

10. Omnivore.

11. What is the name for an animal that eats both plants and other animals?

12. It causes sound.

13. What is vibration?

14. Solids, liquids, and gases.

15. What are forms of matter?

16. It can be changed from one form of matter to another by heating or cooling.

17. What is water?

18. This property of weather is how hot or cold the air is.

19. What is temperature?

20. A balance scale measures this.

21. What is mass or weight?

22. It provides light and heat necessary for life on earth.

23. What is the sun?

24. They are found in Earth’s materials and provide evidence about organisms that lived long ago.

25. What are fossils?

26. It can be described by temperature, wind, and precipitation.

27. What is weather?

28. Minerals that make up these have properties of color, texture, and hardness.

29. What are rocks?

30. It orbits the sun.

31. What is the Earth or a planet?

32. It orbits the Earth.

33. What is the moon?

34. These are deep pits on the moon’s surface.

35. What are craters?

36. It takes the Earth this long to make a complete trip around the sun.

37. What is one year or 365 days?

38. The changes in the moon’s appearance are called this.

39. What are phases?

40. It takes the moon this long to complete its orbit around the Earth.

41. What is one month?

42. When vibrations are faster, the pitch of the sound gets this.

43. What is higher?

44. Evaporation, condensation, precipitation.

45. What is the water cycle?

46. It can produce heat, light, and sound.

47. What is electricity?

48. They attract and repel each other.

49. What are magnets?

50. This is a way that heat can move from one object to another.

51. What is conduction?