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RBMS Moon & Seasons
Vocabulary
| Question | Answer |
|---|---|
| Tides | Daily movements of ocean water that change the level of the ocean's surface. |
| Gravity | The force of attraction between two objects. |
| Lunar Eclipse | An event in which the Earth comes between the sun and the moon and the shadow of the Earth falls on the moon. |
| Revolution | The motion of a body as it orbits another body in space; one complete trip along an orbit. |
| Rotation | The spin of an object on its axis. |
| Axis | Imaginary line through an object. The object rotates on the axis. |
| Hemisphere | The half of the Earth (top or bottom) that the equator separates. |
| Phases | The moon's different appearances to us on Earth; they are due to the moon's changing position in its orbit. |
| Solar Eclipse | An event in which the moon comes between the Earth and the sun and the shadow of the moon falls on part of the Earth. |
| Solstice | The point at which the sun is as far North or South of the equator as possible. |
| Equinox | The point at which the sun is directly above the equator. |
| Waning | Late phases of the moon when the sunlit fraction we see from Earth is getting SMALLER. |
| Waxing | Early phases of the moon when the sunlit fractions we see from Earth is getting LARGER. |