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Earth, Sun, Moon <3
Question | Answer |
---|---|
Rotation | The spinning of Earth on its axis. |
Revolution | The circular movement of the Earth around the Sun. |
Axis | The imaginary line that goes through the North and South poles. |
Equator | The imaginary line around the Earth that divides it into North & South Poles |
Tilt | To make soething slope by raising one end. |
Hemisphere | The two halves of the Earth created by the Equator. (Northern & Southern) |
Seasons | Caused by Earth's tilt on it's axis. |
Axial Tilt | The angle the rotational axis and the orbital axis. |
Lunar Eclipse | When Earth moves between the moon and sun, and the moon is not visible. |
Solar Eclipse | When the moon moves between the Earth and sun and completely covers the sun. |
Neap Tide | A 1st or 3rd Quarter moon is needed for this tide. It happens when the sun, moon, and earth form a right angle. This tide is also very low. |
Spring Tide | A full or new moon is needed for this tide. The moon, sun, & Earth must all be in a straight line for this tide to take place. It is a very high tide. |
New Moon | 1st phase of the moon, the sun is behind the moon. |
Full Moon | 5th phase of the moon; the sun is right in front of the moon. |
First Quarter | 3rd moon phase; the right half of the moon is lit up. |
Third Quarter | 7th moon phase; the left half of the moon is lit up. |
Waxing | Term used when the lit portion of the moon is getting bigger. |
Waning | Term used when the lit portion of the moon is getting smaller. |
Waxing Crescent | 2nd phase of the moon; a sliver of the moon is lit on the right side. |
Waxing Gibbous | 4th phase of the moon; a large portion of the moon is lit on the right side; almost full but not quite yet. |
Waning Crescent | 8th phase of the moon; almost a new moon. A sliver of the moon is lit on the left side. |
Waning Gibbous | 6th phase of the moon; the moon is now getting smaller, but a large portion of the left side of the moon is still lit up. |
Wave | A long body of water that curls up and then breaks on the shore. |
Tide | The rising and falling of the sea that has to do with the Earth's gravitational pull. |
Umbra | The complete shadow cast on the Earth by an eclipse. You can only see an eclipse if you are in it during an eclipse. |
Penumbra | A less dark shadow outside the umbra made during an eclipse. |
Total Eclipse | An eclipse where the whole sun or moon covered. |
Partial Eclipse | An eclipse where the sun or moon is only partialy covered. |
Polaris | The "north star". The Earth's axis always points to it. |