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vocabulary terms
mrs. tejnecky vocabo thing that makes no sence
Question | Answer |
---|---|
astronomy | the science that looks at stars and galaxies and every thing else in the universe |
geocentric | having the earth as a center |
heliocentric | having the sun as a center |
ellipse | an closed plane curverd with a oval shape |
astronomical unit | the unit of leangth in the solar system |
rotation | the act of turning as if on an axis |
revolution | a single complete turn |
perihelion | periaapsis in solar oribit |
aphelion | apoasis in solar orbit |
phase of the moon | the moon interrups light from the sun |
solar eclipse | |
lunar eclipse | |
terrestrial planet | |
jovian planet | |
asteroid | |
comet | |
meteoroid | |
meteor | |
meteorite | |
electromagnetic spaectrum | |
photon | |
doppler effect | |
refracting telescope | |
reflecting telescope | |
radio telescope | |
hubble telescope | |
space shuttle |