Astronomy Review

2. The greater the eccentricity of an orbit is, the more _____ it is.
3. How does the earth stay warm?
7. Kepler's 3rd law deals with the length of time it takes to complete one orbit around the sun, also known as...
10. The Solar Nebular Theory describes the formation of our ______ from a nebula cloud made from gas and dust.
11. How our sun produces energy (H+H--> He + energy)
12. When the N. Hemisphere is tilted away from the sun
13. Location on earth that receives the most direct sunlight
14. The time it takes for earth to complete one rotation
17. These types of tides occur when the sun, earth, and moon all make a right angle
18. This moon phase occurs when the moon is between the earth and the sun
19. You can expect the highest of the high and the lowest of the low tides.
21. The _______ effect describes how different surfaces reflect light into space (white vs dark colors)
22. Ray EM Wave with highest amount of energy
23. Type of energy nuclear power planets use

1. The EM Spectrum includes a range of _____ of radiation that travel at the speed of light
4. The shape of Earth's orbit, according to Kepler's first law
5. Caused by earth's tilted axis as it revolves around the sun
6. Refers to the inner planets due to their rocky composition
8. When the N. and S. Hemispheres receive equal amounts of solar radiation
9. The earth's ________ takes 365.25 days.
15. Another name for an outer planet
16. The closer a planet is to the sun, the faster it completes a rotation. Which law?
20. Type of heat transfer that allows light waves to travel through space to earth