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Earth Cycles
5th grade earth cycles vocabulary
Term | Definition |
---|---|
Rotation | Turning around on an axis; spinning. |
Revolution | To move around another object along a circular path, as in an orbit. |
Planet | A large circular mass that revolves around a star. |
Lunar Phase | Stages having to do with the moon or moon cycles. |
Seasons | A period of the year determined by the position of Earth as it revolves around the Sun. |
Atmosphere | Layers of gas that surround a planet. |
Gravity | The force that attracts a body toward the enter of the earth, or toward any other physical body having more mass. |
Solar System | The collection of nine planets and their moons in orbit around the Sun. |
Tides | The alternate rising and falling of the sea, usually twice in each lunar day at a particular time. |
Patterns | An observable repetition that can be recorded or calculated. |
Axis | An imaginary line that an object spins or revolves around. |