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Science- Chapter 7

Science- Chapter 7. More Vocabulary. Quick Questions. More Quick Questions. Vocabulary. Explanations. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500. Vocabulary– 100.

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Science- Chapter 7

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  1. Science- Chapter 7

  2. More Vocabulary Quick Questions More Quick Questions Vocabulary Explanations 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

  3. Vocabulary– 100 A huge system of gas, dust, and stars

  4. 100 galaxy

  5. Vocabulary- 200 The attraction between Earth and objects at or near its surface?

  6. 200 gravity

  7. Vocabulary- 300 What type of planets are Jupiter, Saturn, Uranus, Neptune, and Pluto

  8. 300 Outer planets

  9. Vocabulary- 400 The Sun and all the bodies that travel around it

  10. 400 Solar system

  11. Vocabulary- 500 Dark areas on the Sun’s surface?

  12. 500 sunspots

  13. More Vocabulary- 100 A chunk of matter that enters Earth’s atmosphere and is heated by friction with the air

  14. 100 meteor

  15. More Vocabulary- 200 The first four planets from the sun

  16. 200 Inner planets

  17. More Vocabulary- 300 Large bodies that revolve around the Sun or another star

  18. 300 planets

  19. More Vocabulary- 400 A relatively small, rocky object that orbits the Sun

  20. 400 asteroid

  21. More Vocabulary- 500 A small, orbiting body made of dust, ice, and frozen gases

  22. 500 comet

  23. Quick Questions- 100 What is the source of the sun’s energy?

  24. 100 Nuclear reactions (or nuclear fusion) in the Sun’s core

  25. Quick Questions- 200 How do the inner and outer planets differ?

  26. 200 The inner planets are small and rocky. The outer planets are large and are made up mainly of gases.

  27. Quick Questions- 300 What objects make up the solar system?

  28. 300 The sun and all bodies that orbit the sun, like: 9 planets and their moons, asteroids, comets, and meteors

  29. Quick Questions- 400 • What keeps the planets in their orbits around the Sun?

  30. 400 Gravitational attraction

  31. Quick Questions- 500 What will happen when the Sun’s supply of hydrogen is used up?

  32. 500 Answers will vary

  33. Explanations- 100 • Earth takes 365 days to orbit the sun, Mars take 687 days to orbit the sun…. • If a planet takes 84 Earth years to go around the sun, is it an inner or outer planet? How do you know?

  34. 100 An outer planet Be able to explain why

  35. Explanations- 200 • What is the difference between a space probe and a space craft which carries people?

  36. 200 • Answers will vary

  37. Explanations- 300 Some say Pluto is no longer a planet. What evidence shows this idea?

  38. 300 Pluto is unlike the other outer planets, it is small, icy, and rocky.

  39. Explanations- 400 What is an orbit?

  40. 400 A path around an object

  41. Explanations- 500 • What are the name of the nine planets in order?

  42. 500 Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto

  43. More Quick Questions-100 What does solar mean?

  44. 100 In relation to the Sun

  45. More Quick Questions- 200 What is our solar system a part of?

  46. 200 galaxy

  47. More Quick Questions- 300 What does gravity cause objects to do?

  48. 300 fall

  49. More Quick Questions- 400 What does it mean to rotate?

  50. 400 To spin

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