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Barnett SOL Review 4

Barnett SOL Review 4 - astronomy

QuestionAnswer
meteor pieces of asteroids or comets that fall into our atmosphere and make a streak of light as the burn up
apparent type of magnitude that describes how bright a star appears to be from Earth
Big Bang theory stating the universe started as a single point which exploded and everything is now expanding
absolute type of magnitude that measures the actual brightness of a star
winter season in the Northern Hemisphere when the Earth's axis is tilted away from the sun
summer season in the northern hemisphere that happens when Earth's axis is tilted toward the sun
asteroid large rock leftover from the formation of the universe; these objects orbit the sun between Mars and Jupiter
fusion atoms combine to form larger atoms; mass is converted to energy; this is the source of the sun's energy and happens in the core
nebula cloud of gas and dust that eventually forms a star
comet frozen body of gases and rock material that orbit the sun; solar wind creates a tail which always points away from the sun
corona layer of the sun that can be seen during an eclipse
photosphere layer of the sun where all the light comes from
sunspot dark spot on the sun that is cooler than the surrounding materials
Mars planet where Olympus Mons is located; known as the red planet
Jupiter largest planet; has a hurricane-like storm called the "Great Red Spot"
Mercury planet closest to the sun which orbits faster than any other planet
Venus planet with a thick atmosphere of carbon dioxide that creates and extreme greenhouse effect and therefore high surface temperatures
solar wind streams of charged particles that come from the sun and travel across the solar system
red type of doppler shift that things moving away from Earth show; this shift supports the Big Bang Theory
light year distance light can travel in one year
Created by: ebarnett
Popular Earth Science sets

 

 



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