Science 3456 Solar System Plus
| __ | 1. | A moon is a natural object | | A. | that orbits a star. | | __ | 2. | An asteroid is a | | B. | rock that revolves around the sun. | | __ | 3. | A planet is a large object | | C. | a star and the object that orbit around it. | | __ | 4. | A revolution is | | D. | surfaces made of gases. | | __ | 5. | A solar system is made up of | | E. | that orbits a planet. | | __ | 6. | Mercury, Venus, Mars & Earth | | F. | closet to the Sun. | | __ | 7. | The inner planets are | | G. | make up the inner planets. | | __ | 8. | The outer planets are | | H. | gaseous planets. | | __ | 9. | The outer planets are called | | I. | Jupiter, Saturn, Uranus & Neptune. | | __ | 10. | The outer planets have | | J. | one trip around the sun. |
| __ | 11. | A comet is a mixture of | | A. | a complete spin on an axis. | | __ | 12. | An Earth day is | | B. | 24 hours long. | | __ | 13. | A rotation is | | C. | the second planet from the Sun. | | __ | 14. | A year on Mercury | | D. | the closet planet to the sun. | | __ | 15. | Earth is called | | E. | 88 days long. | | __ | 16. | In August of 2006 Pluto was | | F. | the water planet. | | __ | 17. | Mercury is | | G. | Ganymede, Callisto, Io, & Europa. | | __ | 18. | Pluto was once known as | | H. | frozen gases, ice, dust & rock that orbit around the Sun. | | __ | 19. | The Galilean moons are | | I. | the ninth planet. | | __ | 20. | Venus is | | J. | reclassified as a dwarf planet. |
| __ | 21. | Ancient cultures looked at | | A. | takes the longest to orbit the Sun. | | __ | 22. | A nebula is a | | B. | Mercury. | | __ | 23. | A star is an object that | | C. | Jupiter. | | __ | 24. | A white dwarf is a small very | | D. | dense star that shines with a cooler white light. | | __ | 25. | Neptune | | E. | is about 2/3 the size of Earth's Moon. | | __ | 26. | Pluto | | F. | shine brightly for days and weeks, then fade away. | | __ | 27. | Supernovas | | G. | the sky & saw patterns called constellations in the stars. | | __ | 28. | The largest planet is | | H. | huge cloud of gases and dust. | | __ | 29. | The smallest planet is | | I. | the Big Dipper and the Little Dipper. | | __ | 30. | Two famous constellations are | | J. | produces it own energy, including light and heat. |
| __ | 31. | A planet is | | A. | winter, summer spring & fall. | | __ | 32. | A revolution is | | B. | a large object that orbits a star. | | __ | 33. | Autumn | | C. | locate a star or constellation. | | __ | 34. | Earth is | | D. | would be the best season to see Orion. | | __ | 35. | One model of a solar system is | | E. | would be the best season to see Leo. | | __ | 36. | Spring | | F. | would be the best season to see Lyra. | | __ | 37. | Star charts can help you | | G. | would be the best season to see Pegasus. | | __ | 38. | Summer | | H. | a star and the objects that revolve around it. | | __ | 39. | The seasons are | | I. | one complete trip around the sun. | | __ | 40. | Winter | | J. | the third planet from the Sun. |
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