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20
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How does pollen help scientists study ancient climates?
They can look at pollen to determine what kind of plants lived in a location.
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10
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If a continent moves towards the equator, how does its climate change?
It gets warmer.
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5
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Do the continents move?
Yes!
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5
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Does climate change quickly or slowly?
Slowly
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25
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How do aerosols affect Earth's climates?
They can reflect solar radiation and may lower temperatures.
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15
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True or false: The angle of Earth's axis always stays the same.
False, it can change over time.
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thief
Give points!
5
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15
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25
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rocket
Go to first place!
Okay!
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fairy
Take points!
5
10
15
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25
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lifesaver
Give 15 points!
Oops!
15
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How does Earth's surface change during an ice age?
It becomes covered in glaciers.
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lifesaver
Give 15 points!
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star
Double points!
Okay!
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shark
Other team loses 10 points!
Okay!
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lifesaver
Give 25 points!
Oops!
5
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200 million years ago, most of the land on Earth was part of a single continent. What was it called?
Pangaea
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25
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What information can scientists get from tree rings?
Wide rings indicate a good growing season that was long or wet. Narrow rings indicate a dry year or a short growing season.
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10
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When Earth's orbit is more elliptical, does it get more or less sunlight during the year?
Less
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10
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What are three types of evidence scientists examine to study ancient climates?
Pollen, Tree Rings, and Ice Cores
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5
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True or false: Ice cores have a layer of ice for each year, just like tree rings.
True
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trap
No points!
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star
Double points!
Okay!
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gift
Win 25 points!
Okay!
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baam
Lose 25 points!
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15
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What is an aerosol?
Solid particles or liquid drops in gas
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