click below
click below
Normal Size Small Size show me how
Space
Beginning of Earth and Space
| Definition | Term |
|---|---|
| To spin on an axis. | Rotation/Rotate |
| To go all the way around another object. | Revolution/Revolve |
| An imaginary line dividing the Northern and Southern hemispheres. | Equator |
| An imaginary line on which a planet rotates. | Axis |
| A sloping position. | Tilt |
| Caused by the Earth's rotation once every 24 hours. | Day/Night Cycle |
| This is when the moon appears to be fully illuminated. | Full Moon |
| Another name for the moon cycle. | Lunar Cycle |
| Phase of the moon were it is not visible at the time. | New Moon |
| These are what forms when an object blocks the Sun's light. | Shadows |
| Time of day that your shadow is the shortest. | Noon |
| Time of day that your shadow is the longest. | Early Morning/Late Afternoon |
| The direction the Sun rises in. | East |
| The direction the Sun sets in. | West |
| Caused by the tilt of the Earth on its' axis. | Seasons |
| Mercury, Venus,Earth, and Mars | Inner Planets |
| Jupiter, Saturn, Uranus, and Neptune | Outer Planets |
| How long does it take the Earth to rotate one time? | 24 hours/1 day |
| How long does it take the Earth to revolve around the Sun? | 365 days/1 year |
| This orbits the Earth. | Moon |
| The center of our solar system. | Sun |
| The direction the Earth revolves around the Sun. | Counter-clockwise |
| These are caused by the gravitational pull of the Moon on the Earth. | Tides |