Key Terms Flashcards
1
Q
a push or pull on an object
A
Force
2
Q
strength or amount
A
Magnitude
3
Q
the rate an object changes velocity (how much is an object changing speed or direction)
A
Acceleration
4
Q
the rate an object changes its direction (how fast is an object going in which direction)
A
Velocity
5
Q
force that is applied to the object from an outside force
A
Applied force
6
Q
the force that prevents two objects from easily moving against one another
A
Frictional force
7
Q
a number that describes the degree of mechanical and molecular interaction between 2 surfaces.
A
Coefficient of friction
8
Q
the force of gravity on that object when pulling an object across the table
A
Normal reaction force
9
Q
the sum of forces are equal to mass multiplied by acceleration
A
ΣF = ma
