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8.6 Mrs Jensen
Motion
12
Science
8th Grade
10/11/2011

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Cards

Term
speed

8.6
Definition
the rate of change of an object's position
Term
displacement

8.6
Definition
measures the change in position of an object, using the starting point and ending point and noting the direction
Term
velocity

8.6
Definition
the rate of change of displacement
Term
acceleration

8.6
Definition
the rate of change of velocity
Term
mass

8.6
Definition
the quantity of matter in an object and a measure of the object's inertia
Term
inertia

8.6
Definition
measures an object's tendency to remain at rest or to stay in constant motion
Term
momentum

8.6
Definition
the product of mass and velocity
Term
law of conservation of momentum

8.6
Definition
states that if no outside forces act on a group of objects, the momentum of the group will not change
Term
energy

8.6
Definition
the ability to cause change
Term
kinetic energy

8.6
Definition
the energy an object has due to its motion
Term
law of conservation of energy

8.6
Definition
states that energy cannot be destroyed or created
Term
gravitational potential energy

8.6
Definition
energy an object could potentially gain if it falls, depending on its mass and the height it can fall
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