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14 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Momentum
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Inertia in motion.
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Momentum is equal to...
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Mass × Velocity
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mv
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When momentum changes, either _____ or _____ or both changes, and acceleration occurs.
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mass, velocity
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Impulse
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Force × Time interval
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F🔺 t
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Impulse equals to...
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Change in momentum
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Ft=🔺(mv)
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The longer a force acts upon an object,...
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The more momentum will be added to the object
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Impact force × time=...
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Inertia
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When impact occurs over time the _____ _____ is less.
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Instant force
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When landing into a soft object, impact...
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Slows down
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Bouncing results in _____ force.
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Greater
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Law of Conservation of Momentum
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In the absence of an external force, the momentum of a system remains unchanged
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Net momentum before a collision = ...
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Net momentum after a collision.
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Elastic collision
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When objects collide without being permanently deformed or producing heat.
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Inelastic collision
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When objects collide and couple, tangle together, are permanently deformed, and/or produce heat.
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