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You stick your hand out of a car window that was moving at 55k(m)/(h)r. This causes air resistance and causes the car to slow down

You stick your hand out of a car window that was moving at 55k(m)/(h)r. This causes air resistance and causes the car to slow down to 53k(m)/(h)r. If your hand was only in the passing air for 0.2 seconds, find the car's acceleration?

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The change in the cars speed due to the air resistance is v 55 kmh 53 kmh 2 kmh However we ... blur-text-image

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