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vocab

QuestionAnswer
gravity A force of attreaction between two objects that is due to their masses and the distances between them
orbit The path that a body follows as it travels another body in space.
aphelion During earths orbit of the sun , when the earths is at its farthest position from the sun.
perhelion During earths orbit the sun when the earth is at its closest position to the sun.
centrietal force The inward force that causes an object to move in a circular path
solar nebula A cloud witch the solar system is formed.
protostellar disk A disk of material from wich our sun was formed.
phantasmal Larger bodeis of dust and particales from wich plants are formed.
Created by: ALEX.POTTEBAUM
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