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Scott Foresman Science Grade 3 Chapter 15
Patterns in the Sky
a massive ball of hot gases that produces its own light
an imaginary line around which Earth spins
one complete spin on an axis
one complete trip around the Sun
each different way that the Moon looks
Earth's shadow moving across the Moon
a tool that gathers lots of light and magnifies objects that are far away and makes faint stars easier to see
a group of stars that make a pattern or shape