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12 Cards in this Set
- Front
- Back
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the amount of matter in an object |
mass |
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what is the unit for mass |
kilograms |
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objects with more mass are heavier or lighter? |
lighter |
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tendency of an object to resist a change in motion |
inertia |
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do objects with more mass have more or less inertia? |
more |
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a measure of how hard it is to stop the object |
momentum |
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what is the equation for momentum |
unit of kilograms times the m/s |
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when the total momentum of objects that collide is the same as before and after the collision |
law of conservation of momentum |
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what factors can change the speeds of objects during collision |
friction and gravity |
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what are some results of objects colliding off one another |
they can bounce of each other, or stick to each other |
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what is the equation for finding the total momentum of two objects (a backpack being thrown to you) |
momentum of backpack+your momentum |
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what is the equation for finding the total momentum with velocity (backpack)
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mass of backpack + your mass tims velocity |
