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Science Test
Topic 11 Science Test
| Question | Answer |
|---|---|
| Phase | One of the different apparent shapes of the moon as seen from Earth |
| Eclipse | The partial or total blocking of one object in space by another (Two types of eclipses - Solar Eclipse and Lunar Eclipse) |
| Umbra | The darkest part of the shadow |
| Penumbra | The part of a shadow surrounding the darkest part |
| Tide | The periodic rise and fall of the level of water in the ocean. It's a result from gravitational pulls from the Moon, Sun, and Earth |
| Spring Tides = | High highs and low lows |
| Neap Tides = | Moderate highs and lows |
| Spring Tide | The tide with the greatest difference between consecutive low and high tides *When Sun, Earth, and Moon line up during new and full moon phases* |
| Neap Tide | The tide with the least difference between consecutive low and high tides *During the Moon's first and third quarter phases* |
| Significant | Important, a big amount |
| Satellite | An object that orbits a planet |
| Star | A ball of hot gas, primarily hydrogen and helium, that undergoes nuclear fission |
| Planet | An object that orbits a star, is large enough to have become rounded by its own gravity, and has cleared the area of its orbit |
| Meteor | A streak of light produced by the burning of a meteoroid in Earth's atmosphere |
| Comet | A loose collection of ice and dust that orbits the sun, typically in a long, narrow orbit |
| Constellation | A pattern or grouping of stars that people imagine to represent a figure or object |
| Geocentric | Term describing a model of the universe in which Earth is at the center of the revolving planets and stars |
| Heliocentric | Term describing a model of the solar system in which Earth and the other planets revolve around the sun |
| Ellipse | An oval shape, which may be elongated or nearly circular; the shape of a planets' orbits |
| Observations | The action or process of observing something or someone carefully or in order to gain information |
| Gravity | The attractive force between objects; the force that moves objects downhill |
| Inertia | The tendency of an object to resist a change in motion |
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