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Sun, Moon, Earth
Term | Definition |
---|---|
Satellite | a celestial body orbiting around a planet or star |
Sun | the star at the center of the Solar System |
Gravity | a natural force that causes two objects to pull toward each other depending on their masses and the distance between them. |
Craters | bowl-shaped indention |
Orbit | the path one object takes as it goes around another object in space. |
Moon | a natural satellite that orbits a planet. |
Rotate | to spin on an axis: 24 hour period causing day/night cycle |
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 moving from east to the west across the sky. |