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space 2
5th grade science
| Term | Definition |
|---|---|
| moon | we can only see one side of this |
| Earth | has an atmosphere that is liquid water and mixture of gases containing oxygen |
| Sunrise/Dawn | when the sun begins to rise in the East |
| Sunset/Dusk | When the sun begins to set in the West |
| tides | caused by the gravitational pull of the moon |
| model | a smaller version or representation that shows the same appearance |
| Day/Night cycle | caused by the Earth's rotation or spinning on its axis once every 24 hours |
| sun | star, center of our solar system |
| sun | main energy source that provides light and heat energy |
| shadow | this is shortest at noon |
| sequence | the order or the following of one thing after another |
| rotate | to spin or make a circular motion |
| revolve | to go all the way around |
| tilt | a sloping position |
| moon | its gravity is 1/6 of the Earth's gravity |
| Earth | revolves around the Sun in a counter clockwise directions (from west to east) every 365 days or 1 year |