Ravi dropped a feather and a rock from the same height in a room with air. He noticed the rock hit the ground first. Which force primarily caused the feather to fall more slowly?
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Worked Solution
Step 1: Both objects are pulled down by gravity.
Step [2-9]: The feather has a larger surface area relative to its mass, catching more air.
Step [2-9]: Air resistance opposes the motion, slowing the feather down.
Correct answer: Air resistance
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