Forces & Motion
Vocabulary
Friction
Random
100
This can cause and object at rest to move.
What is a force?
100
a force of attraction between two objects.
What is gravity?
100
Rubbing your hands together is an example of friction. Friction can change the energy of motion into this type of energy.
What is thermal energy?
100
These two things determine the force of gravity between two objects.
What is the masses of the objects and the distance between them?
200
A force can cause these 5 things to happen to an object
What is speed up, slow down, change direction, stop, or change shape?
200
This can cause an object at rest to move.
What is force?
200
The greater the force, the greater the
What is change in the motion's object?
300
Force is measured with a spring scale in units called
What is newtons?
300
Forces on an object that are equal in size and opposite indirection?
What are balanced forces?
300
An air hockey table blows air upward to reduce this.
What is surface friction?
400
A force that opposes motion?
What is friction?
400
True or False: You can overcome the force of friction.
What is True!
500
Friction that exists between air and a moving object.
What is air resistance?
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