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Study
Forces Spotlight Science 8 - 14a/b
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Draw and label the forces in this picture.
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If the car is not moving, which car will not move at all? Why?
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Draw and label the forces in this picture.
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Describe the second image!
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What are the two force that fights against you when you run? (Hint: the answer is not 'a wall'.)
Friction and air resistance/wind resistance.
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If the car is travelling at 50 mph, which car will speed up to 60 mph the quickest? Why?
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Draw a picture: Make the man fall through the ice, please. Label it with 'w_____' and 'up______'.
Weight (downforce), upthrust (force going upwards)
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If the car is travelling at 50 mph, which car will stay at 50 mph? Why?
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Draw and label the forces in this picture.
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Tell us 3 different ways to make this balanced diagram an unbalanced diagram.
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Ask Khang what a resultant force is!
Khang will answer for you.
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Why don't we fall through the Earth? (Use 'balanced force' in your answer.)
Your weight and the upthrust are equal so there is a balanced force.
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Draw and label the forces in this picture.
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Describe the first image!
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If the car is travelling at 50 mph, which car will slow down to 40 mph the quickest? Why?
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If the car is not moving, which car will speed up to 10 mph the quickest? Why?
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Draw and label the forces in this picture.
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If the car is not moving, which car will move backwards? Why?
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Describe what's happening in the image... SCIENTIFICALLY!
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