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moon
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| Term | Definition |
|---|---|
| lunar cycle | the four week period in which the moon orbits the earth one time and goes through all of it's phases |
| illuminate | light up |
| gibbous | when the face of the moon that has more than half of its face light up. |
| waxing | when the face of the moon gets larger each day |
| waning | when the face of the moon gets smaller each day |
| lunar eclipse | an eclipse in which the moon appears darkened as it passes through the earths shadow |
| solar eclipse | an eclipse in which the sun is blocked out by the moon |
| craters | round structures with various sizes and details found on the surface of the moon |
| maria | large dark gray areas that are found on the surface of the moon |
| comets | large icy object with a tail that orbits the sun |
| asteroids | chunks of rocky material that orbit the sun |
| meteoroids | a small object in space |
| meteorite | when a meteoroid hits an object like the moon. |
| weight | a measure on the gravitational pull of an object. |