EARTH AND THE SOLAR SYSTEM REVIEW

Earth and the Solar System 1. Earth Travels in a: A. Round orbit B. Circular orbit C. Spherical orbit D. Elliptical orbit

Earth and the Solar System 2. One complete Earth orbit of the sun is called: A. A completion B. An evolution C. A rotation D. A Revolution

Earth and the Solar System 3. How long does it take for Earth to orbit the sun? A. About one month B. About 24 hours C. About 365 days D. About one week

Earth and the Solar System 4. The Earth rotates on its: A. Axis B. Poles C. Equator D. Magnetic Field

Earth and the Solar System 5. One complete Earth rotations takes: A. 24 hours B. 365 days C. 27 days D. 1 year

Earth and the Solar System 6. How far would you have to travel to get from the Earth to the moon? A. 93 million miles B. 100 miles C. 238,000 miles D. 1 astronomical unit

Earth and the Solar System 7. Which choice best describes the moon? A. A large asteroid B. A small planet C. A natural satellite D. A comet

Earth and the Solar System 8. What are moon phases? A. The parts of the moon we can see from Earth B. The parts of the moon that effect the tides C. The evolution of the moon D. All of these

Earth and the Solar System 9. How would the moon look like during a new moon phase? A. Crescent shaped B. Barely visible C. Half-moon D. Full moon

Earth and the Solar System 10. In what year did people first land on the moon? A. 1990 B. 1969 C. 1975 D. 1986

Earth and the Solar System 11. Which force causes tides? A. Lunar force B. Gravitational force C. Solar force D. Friction force

Earth and the Solar System 12. How many planets are in our solar system (not counting dwarf planet pluto) ? A. 1 B. 8 C. 9 D. 5

Earth and the Solar System 13. One AU (astronomical Unit) equals: A. 238,000 miles B. 1 light year C. 1 mile D. 93 million miles

Earth and the Solar System 14. Which planet in our solar system is the farthest from the sun? A. Neptune B. Mercury C. Uranus D. Saturn

Earth and the Solar System 15. Where is the asteroid belt located? A. Between venus and earth B. Between Earth and Mars C. Between Mars and Jupiter D. Between Saturn and Uranus

Earth and the Solar System 16. A chunk of rock that orbits the sun is called? A. A comet B. A meteor C. A meteorite D. An asteroid

Earth and the Solar System 17. A small asteroid is called: A. Comet B. Meteor C. Meteorite D. Meteoroid

Earth and the Solar System 18. A meteor that falls to earth is called a A. Meteoroid B. Meteorite C. Crater D. Asteroid

Earth and the Solar System 19. What is one difference between a comet and an asteroid? A. An asteroid is ice, a comet is rock B. An asteroid is rock, a comet is ice C. An asteroid orbits the sun, a comet orbits the moon D. none of the above

Earth and the Solar System 20. The center of a comet is called : A. The Nucleus B. The tail C. The coma D. The core

Earth and the Solar System 21. The coma of a comet is made of: A. Dust and gas B. Rock C. Ice D. Fire

List the planets in order

Answer Key: 1. D 12. B 2. D 13. D 3. C 14. A 4. A 15. C 5. A 16. D 6. C 17. D 7. C 18. B 8. A 19. B 9. B 20. A 10. B 21. A 11. B