| A | B |
| Crater | hollow area, hole, or pit in the ground |
| Lunar Eclipse | When Earth's shadow block the moon's view of the sun |
| Solar Eclipse | when the moon's shadow blocks Earth's view of the sun |
| about 28 days | time it takes the moon to orbit Earth |
| Phase | apparent change in the Moon's shape |
| satellite | an object that orbits another object in space |
| Rotate | To turn |
| Revolve | to moves around another object |
| Telescope | tool that gathers light to make faraway objects appear closer |