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20 Cards in this Set
- Front
- Back
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What force keeps celestial bodies in a regular predictable motion? |
Gravity |
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Describe the effect of gravity on the planets? |
Planets are held in a circular orbit due to gravity |
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The following statements are true about gravity? |
Holds objects to the surface of planets,gravity keeps planets in a circular orbit,all matter has gravity |
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What is responsible for causing ocean tides? |
The moon's gravitational pull on Earth |
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Where is the asteroid belt located? |
Between Mars and Jupiter |
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What causes day and night? |
Earth's rotation |
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What causes the moon phases? |
The moon revolution around the Earth |
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Describe the position of of the sun,earth and moon during a solar eclipse? |
The Moon is between the Sun and the Earth |
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Why don't solar and lunar eclipses occur every month? |
The moon's orbit is tilted |
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Label the lunar phases in relationship to the Sun and Earth? |
Phases should show the moon orbiting earth counter clockwise.The new moon will be between the earth and the sun.The full moon will be on the opposite side of the earth and sun. |
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What is the sun? |
An average star |
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Describe the Sun including types of energy that are produced and its effects on the solar system? |
The sun is a star that produces nuclear energy. nuclear energy changes to heat and light which is transferred throughout solar system .the Sun's gravity holds the planets in their orbits the sun because it's the largest object in the solar system |
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Describe the Earth is suitable for Life compared to Mars and Venus? |
Earth receive the right temperature from the sun earth's atmosphere of oxygen in the water cycle Mars and Venus do not have the right conditions,including those Mentioned. |
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Which number represents the orbit of saturn? |
6th |
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Which planet is Mercury from the Sun |
First |
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To which of the two main groups of the planets does Earth belong? |
Inner |
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What causes a high surface temperature on Venus? |
The greenhouse effect of its atmosphere |
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Why is Venus sometimes called Earth's twin? |
Same size and density |
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Why are the inner planets called terrestrial planets? |
They resemble Earth and are made of Rock |
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Which celestial bodies are most likely to have many craters |
A terrerastial planet without an atmosphere. |
