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Stack #4557107
| Question | Answer |
|---|---|
| Axis | Imaginary line that passes from the North Pole through the earths center ,to the South Pole |
| Rotation | The spinning of the earths axis |
| Revolution | Is the movement of one’s object around another |
| Orbits | Earths path around the sun |
| Solistces | Occur when either the northern and southern hemisphere is at the strongest tilt towards the suns |
| Equinox | Neither hemisphere is tilted towards the sun |
| Gravity | The force that attracts all objects towards each other |
| Law of universal gravitation | Every object attracts every other and force depends on maps and distance |
| Inertia | Is the tendency of an object to resist a change in motion |
| Phase | Different shape of moon you see. |
| Solar eclipse | When the moon passes directly between the earth and sun |
| Lunar eclipse | Occurs during a full moon when earth is directly between the moon and sun |
| Umbra | Darkest of a shadow where light is completely blocked |
| Penumbra | Area of a shadow where light is partially blocked |
| Tide | Daily rise and fall of ocean water s |
| Spring tide | Higher tides during full moons and new moons |
| Neap tide | Lower hight tides during the first and third quarter moons. |
| Maria | Dark ,smooth, lava. covered areas on the moon |
| Highlands | Higher light areas in the moon covered with craters |
| Sun | Largest object in our solar system |
| Ellipse | An oval shape |
| Heliocentric | Sun centered |
| Geocentric | Earth centered |
| Constellation | A pattern or group of stars that people imagine |
| Comet | Made of gas,dust,and ice that develops tail as it revolves around the sun |
| Meteor | Is a streak of light created by rock in space |
| Planet | Spherical,orbits the sun,with a larger mass than a nearby objects |
| Star | Is giant ball of superheated gas,or plasma, composed of hydrogen and helium |
| Satellite | Is a body that orbits a planet |