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Your body would keep going straight while the car changes direction beneath it. The door—or your seat belt—pushes you inward so you turn with the car; your body’s resistance to that change is what feels like an outward fling. The car is turning you, not launching you.
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The cup doesn’t know the car is braking; it simply keeps moving as before until something stops it. Friction or a bump supplies that force, and a seat belt…
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Bend or compress a spring and you force its material away from its relaxed shape, storing energy in that deformation. Let go and the spring pushes back,…
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When one end ball hits the row, the middle balls pass the push along until the ball at the far end swings out. In an ideal cradle, momentum and energy travel…
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A door handle gives your push more turning power when it’s farther from the hinge. The extra distance increases torque, so the same force turns the door more…
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A box often needs a bigger shove to start sliding because the surfaces press and grip against each other at rest. Once the box is moving, that grip is usually…
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Shaking oil and water breaks the oil into tiny droplets, making the bottle look mixed for a while. But water molecules don’t interact well with oil, so the…
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