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Forces and Magnetism
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What force is it?
It's gravity (pull force)
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Name an artificial satellite.
For example, the International Space Station.
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What is applied force?
A force that you exert when you push or pull on an object.
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CHALLENGE! Would a parachute falling towards the Moon's surface fall faster or slower than a parachute falling towards Earth?
Faster. Because there is no air resistance on the Moon.
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What is gravity?
The force that pulls everything towards the center of the Earth.
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CHALLENGE! If the parachute was larger, would the person fall faster, slower, or at the same speed?
They would fall slower.
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CHALLENGE! What is water resistance?
Friction in water; the force that slows things down that are moving through the water
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What is the Earth's natural satellite?
It's the Moon.
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What is a satellite?
It's an object in space that orbits a larger object.
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What is friction?
The force that creates resistance between to objects.
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What is an artificial satellite?
A man-made object in space that orbits a larger object.
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What force is it?
It's applied force (push force)
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What is a weather satellite?
It's an artificial satellite that photographs clouds as it orbits the Earth.
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What force is it?
It's normal force.
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What does force A represent?
Force A represents gravity.
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