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friday notes (vocabulary (orbit (the path of an object moves around an…
friday notes
vocabulary
orbit
the path of an object moves around an other object
revolution
the motion of one object around an other object
rotation
a spinning motion
rotation axis
the line where an object rotates
astronomical unit
average distance from earth to the sun
period of revolution
the time it takes for an objet to travel around the sun
period of rotation
the time it takes for an object to rotate
tide
daily rise and fall of sea level
questions
how does earth move
earth orbits around the sun
what is a lunar eclipse
when the moon is in earth's shadow
what is a solar eclipse
when the moon covers the sun
how does the moon and the sun affect the earth's tides
their gravity pulls the earth's oceans
how are astronomical units used
they are used to measure objects around the solar system
what is the shape of a plante's orbit
it is ellipsoid shaped