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Our Earth and Beyond
18
Crossword
Umbra: The inner shadow created during an eclipse
Penumbra: The outer shadow created during an eclipse
Copernicus: He came up with the heliocentric theory of the solar system
Elliptical: Type of galaxy with hydrogen clouds and gas in between the stars
Spiral: Our own galaxy is one!
Newton: He discovered the three laws of motion
Galileo: He was the first to observe the night sky through a telescope for astronomical purpose
Solar: A type of eclipse when the moon passes between the sun and the earth
Lunar: A type of eclipse when the earth passes between the sun and the moon
Ptolemy: Greek Philosopher who first proposed geocentric system
Kepler: German astronomer who discovered that planets orbit the sun in ellipses
Orion: The constellation that represents the Hunter in Greek mythology
Moon: The fifth largest natural satellite in the solar system
Nebula: A gas cloud
Star: A sphere of glowing, ionized gases
Asteroid: Irregular chunks of rock that orbit the sun, in between the orbit of Mars and Jupiter
Meteor: Chunks of rock that enter the earths atmosphere
Solar System: Made up of our sun and orbiting celestial bodies
Comet: Rocky balls of ice, frozen gas and metals, with a tail of gas and dust
Galaxy: Made up of a large number of stars and dust, held together by gravity. There are three main types.
Our Earth and Beyond
Across:3. | Greek Philosopher who first proposed geocentric system | 5. | A type of eclipse when the moon passes between the sun and the earth | 6. | Made up of our sun and orbiting celestial bodies | 9. | Irregular chunks of rock that orbit the sun, in between the orbit of Mars and Jupiter | 10. | Our own galaxy is one! |
| 13. | German astronomer who discovered that planets orbit the sun in ellipses | 14. | Made up of a large number of stars and dust, held together by gravity. There are three main types. | 17. | The fifth largest natural satellite in the solar system | 18. | A sphere of glowing, ionized gases |
| | Down:1. | He discovered the three laws of motion | 2. | A gas cloud | 4. | | 7. | The constellation that represents the Hunter in Greek mythology | 8. | He was the first to observe the night sky through a telescope for astronomical purpose |
| 11. | A type of eclipse when the earth passes between the sun and the moon | 12. | The outer shadow created during an eclipse | 15. | He came up with the heliocentric theory of the solar system | 16. | Chunks of rock that enter the earths atmosphere |
| |
© 2013
PuzzleFast.com, Noncommercial Use Only
Our Earth and Beyond
Across:3. | Greek Philosopher who first proposed geocentric system | 5. | A type of eclipse when the moon passes between the sun and the earth | 6. | Made up of our sun and orbiting celestial bodies | 9. | Irregular chunks of rock that orbit the sun, in between the orbit of Mars and Jupiter | 10. | Our own galaxy is one! |
| 13. | German astronomer who discovered that planets orbit the sun in ellipses | 14. | Made up of a large number of stars and dust, held together by gravity. There are three main types. | 17. | The fifth largest natural satellite in the solar system | 18. | A sphere of glowing, ionized gases |
| | Down:1. | He discovered the three laws of motion | 2. | A gas cloud | 4. | | 7. | The constellation that represents the Hunter in Greek mythology | 8. | He was the first to observe the night sky through a telescope for astronomical purpose |
| 11. | A type of eclipse when the earth passes between the sun and the moon | 12. | The outer shadow created during an eclipse | 15. | He came up with the heliocentric theory of the solar system | 16. | Chunks of rock that enter the earths atmosphere |
| |
© 2013
PuzzleFast.com, Noncommercial Use Only