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WAB Science 17
Science Ch. 17
| Question | Answer |
|---|---|
| dark areas on the Moon's surface created by lava flows | maria |
| Earth's axis is ___. | tilted |
| light-colored areas on the Moon | highlands |
| Earth completes one ___ each year. | revolution |
| occurs when Earth moves into the Moon's shadow | solar eclipse |
| the changing views of the Moon as seen from Earth | Moon phases |
| During a(n) ___, Earth's tilt is not toward or away from the Sun. | equinox |
| Both Earth and the Moon ___ around an axis. | rotate |
| Earth's curved path around the Sun | orbit |
| The ___ includes the Sun, planets, asteroids, and comets. | solar system |
| used to measure distances between objects in the solar system | Astronomical units |
| When the Sun, Earth, adn the Moon are lined up and the full moon moves into Earth's shadow, a(n) ___ occurs. | lunar eclipse |
| created by meteorites striking the surface of the Moon | craters |
| During each ___, the Sun is directly over either the Tropic of Cancer or the Tropic of Capricorn. | solstice |
| Earth's orbit around the Sun is ___. | elliptical |
| Almost all ___ in our solar system are located beyond Neptune. | comets |
| separates teh inner and outer planets | asteroid belt |
| Earth ___ on its ___ causing us to experience ___ | rotates --- axis --- day & night |
| Earth ___ around the ___ causing us to experience ___. | revolves --- Sun --- seasons |
| largest planet; has storm called the Great Red Spot | Jupiter |
| closest to the Sun; covered with craters | Mercury |
| sometimes called Earth's twin because of its size and mass; surrounded by thick clouds | Venus |
| looks blue because of methane in its atmosphere; has the fastest winds of all the planets | Neptune |
| has a striking ring system made up of seven major ring divisions; sixth planet from the Sun | Saturn |
| sometimes called the red planet; has the largest volcano in the solar system | Mars |
| looks blue-green because of methane in tis atmosphere; has at least 18 moons and possibly 21 | Uranus |
| farthest from the Sun; believed to be part ice and part rock | Pluto |
| has surface temperatures that allow water to exist in three states; has a protective ozone layer | Earth |