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25
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How does the sun help to create wind?
As sunlight hits the Earth, it warms the air. The warm air is lighter so it rises while the cool air sinks. This movement creates wind.
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trap
No points!
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star
Double points!
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fairy
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25
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thief
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25
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trap
No points!
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magnet
Take 15 points!
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gift
Win 25 points!
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lifesaver
Give 20 points!
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heart
Other team wins 25 points!
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magnet
Take 20 points!
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rocket
Go to first place!
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thief
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25
10
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Which set of people used to use wind to power their sailboats along the river Nile?
Ancient Egyptians
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15
×
What is wind?
Air on the move.
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banana
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rocket
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rocket
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lifesaver
Give 20 points!
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10
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What two things cause air to move?
The sun and Earth's rotation
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5
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What is the main driver of wind?
The sun's warmth
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10
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True or false, using wind as a source of energy is a new idea?
False, people have been doing this for thousands of years
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20
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What is a renewable energy source? Give 2 examples.
It's a source of energy that never runs out. Eg. wind and solar energy...
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15
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What's a wind farm?
A place with many wind turbines which are used to generate electricity.
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15
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Give 3 ways in which we can use wind.
To sail ships, pump water, make electricity.
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15
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What is a wind turbine used for?
A wind turbine turns wind energy into electricity.
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