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Chapter 6 Momentum and Chapter 7 Energy

Name_________________

Date __________________
Across
To ________ momentum, apply the same force over a longer period of time.
An object’s ___________ is measured by multiplying its mass times its velocity.
Work involves force and _______.
Conservation of energy in terms of Work: Work input must equal Work _______.
Power is defined as work per unit of ______.
If you decrease the force by a half at the same distance you will decrease work by a _______.
The law of ________ of Energy states that "Energy cannot be created or destroyed; it may be transformed from one form into another, but the total amount of energy never changes"
A _______ is a device for multiplying forces or changing the direction of forces.
Change in momentum.
A _______ is a simple machine which operates of the principle of allowing a small force over a large distance and large force over a short distance.
Potential energy is _______ energy.
Kinetic energy is a ______ quantity.
Down
The speed in kinetic energy is ______.
The unit for Power is the _____.
The unit for energy is the _____.
Work involves ______ of a force.
Kinetic energy is energy of ______.
The Law of Conservation of Momentum states that The momentum of a system remains unchanged in the absence of an _______ force.
Gain or reduction of energy is the result of work is the Work-Energy _______.
One way to ______ momentum is to apply a greater force over the same period of time.
Kinetic energy depends upon the ______ of the speed.
If you double the force at the same distance you will _____ the Work.
Is a mover of things and is the ability to do work.
Work, Power and Momentum are examples of ________ quantities.
The resistance of an object to a change in state.
Potential and Kinetic energy both depend upon _____.