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Stack #4252523
| Question | Answer |
|---|---|
| Rotation | The spin of an object around its axis. |
| Rotation axis | The line on which an object rotates. |
| Orbit | The path an object follows as it moves around another object. |
| Revolution | The orbit of one object around another object. |
| Solstice | When earth’s rotation axis is tilted neither toward nor away from the Sun |
| Equinox | When the Earths rotation axis is tilted neither toward nor away from the sun. |
| Phase | The tilt part of the Moon or planet that can be seen from Earth. |
| Waxing Phase | Phrases of the Moon during which less of the Moon’s near side is lit each night. |
| Waning Phase | Phases of the Moon during which more of the Moon’s near side is lit each night. |
| Umbra | Central, darker part of a shadow where light is partially blocked. |
| Penumbra | The lighter part of a shadow where light is partially blocked . |
| Solar Eclipse | An occurrence during which the Moon’s shadows appear on Earth’s surface. |