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Sun, Earth, Moon

Satellite a celestial body orbiting around a planet or a star
Sun (or Sol) The star at the center of the Solar System that supplies heat and light to Earth; its enormous gravity keep the Solar System in orbit.
Gravity A natural force that causes two objects to pull toward each other depending on their mass and the distance between them.
Craters Bowl-shaped indents or cavities on the surface of a planet, moon, or asteroid that are caused by a collision with another object, such as a meteorite.
Orbit The path one object takes as it revolves around another object in space.
Moon A natural satellite that orbits a planet. Some planets have no moons; others have over 60 moons.
Atmosphere The whole mass of air surrounding the Earth.
Rotate(Rotation) To spin on an axis; a 24-hour period, or the time it takes Earth to make one complete rotation on its axis.
Axis A line, real or imaginary, around which something spins.
Apparent movement Earth's rotation during the day gives the false appearance of the sun's _________________ from East to West across the sky
Day period during rotation when the side of the Earth facing the sun is lit
Night Period during rotation when the side of Earth facing away from the sun is dark
Revolution – (Revolve) the action by a celestial body of going round in an orbit
Created by: Nicholasscience