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15
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What is special about the Old Faithful geyser?
It erupts regularly, on average every 79 minutes
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15
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What is the Yellowstone National Park famous for?
geysers, hot springs, mud pots
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What is a flashflood?
a sudden, severe flood, usually caused by a heavy rain that falls over a short period of time
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15
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How deep is the Grand Canyon at its deepest point?
Around 1.6 kilometers (1 mile).
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10
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Where is the Grand Canyon located?
in the state of Arizona
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thief
Give points!
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25
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magnet
Take 25 points!
Okay!
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gift
Win 20 points!
Okay!
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lifesaver
Give 10 points!
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boom
Lose 50 points!
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seesaw
Swap points!
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rocket
Go to first place!
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thief
Give points!
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25
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lifesaver
Give 25 points!
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shark
Other team loses 20 points!
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fairy
Take points!
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lifesaver
Give 25 points!
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Why do hot springs have different colours?
because of thermophiles that live at different temperatures
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What causes erosion?
rainfall, snowfall, wind
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10
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How many natural stone arches are there in the Arches NP? A) about 200 B) about 2,000 C) 20,000
more than 2000
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20
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Where can you find hoodoos and what are they?
in Bryce Canyon/ odd-shaped, tall pillars of rock
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How was the Crater Lake formed?
after a volcano eruption
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Where can you find slot canyons?
in southwestern United States- Utah, Arizona
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thief
Give points!
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25
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magnet
Take 20 points!
Okay!
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gift
Win 15 points!
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lifesaver
Give 5 points!
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15
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Which river carved the Grand Canyon?
the Colorado River
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