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19 Cards in this Set
- Front
- Back
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The northern lights (aurora borealis) are caused by |
charged particles from the sun, pulled to the poles, hitting the Earth's atmosphere |
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Which of the following planets looks most like our moon? |
Mercury |
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Which of the following lunar features were caused by an impact? |
Craters |
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The age of the Earth is roughly |
5 billion years (5,000,000,000 yeras) |
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What is the main source of the free Oxygen in the Earth's atmosphere? |
Plants |
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What do the rings of Jupiter, Saturn, and Uranus have in common? |
Small particles orbiting the planet |
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Which one of the following places might have liquid water now? |
Europa |
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Which gas is the most abundant in the atmosphere of the Earth? |
Nitrogen |
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The atmosphere of Jupiter has a similar composition to |
Sun |
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In what way is Venus most like the Earth? |
Size |
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Which planet has the highest average surface temperature, and why? |
Venus, because of its dense carbon dioxide atmosphere and greenhouse effect |
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The Great Redspot of Jupiter is |
A large flow of gas into Jupiter
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A comet is similar to |
a dirty snowball |
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The albedo of the Earth refers to |
the reflection of visible sun light back into space |
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What happens to the Helium in your balloon? |
It has low mass, moves fast and escapes the Earth |
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The terrestrial planets include |
Mercury, Venus, Earth, and Mars |
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The blue sky is caused by |
blue light scattered by the air more than red light |
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Which of the following planets has bands of red and white clouds moving across it |
Jupiter |
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Saturn's moon Titan has a thick atmosphere, yet it is the same size as our moon which doesn't have an atmosphere. How can Titan hold on to its atmosphere? |
The temperature is colder at Saturn and the atoms move slower |
