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Solar System Review


two things that cause the seasons are? earth's axis and revolution
why do we see different phases of the moon? the sun lights up only certain parts at certain moments
what causes tides? the gravitational attraction between the sun and moon
what is rotation? the spinning of earth on its axis
how long does it take for earth to rotate once? 24 hours
what does the moon revolve around the earth
how long does it take for the moon to revolve around the earth? 27.3
what are constellations? groups of stars that form patterns in the sky
what is the universe? made up of billions of galaxies
what is the solar system? made up of eight planets and other objects that orbit the sun
what is a galaxy? a group of stars, gas, and dust held together by gravity
what galaxy do we live in? milky way
what type of galaxy do we live in? spiral
what is an astronomical unit? 150 million km
what is a revolution? the movement of earth around the sun
how long does it take for earth to revolve once around the sun? one year
what is a solar eclipse? the moon moves directly between the sun and earth
what is a super giant? the remains of an exploding star until it collapses into a black hole
which planet looks blue and is made of methane gas? neptune
which planet looks red because rocks on its surface get rusty? mars
which planet is the largest and has the great red spot? jupiter
which planet has a moon named triton? neptune
which planet has a moon named titan? satern
which planet has a surface temperature allowing water to be a solid, liquid, and gas? earth
which planet has an atmosphere of thick clouds? venus
which planet is known for its dazzling rings? satern
Created by: 9oscar9