The sum of all the forces acting on an object.
What is net force.
Acceleration depends _____ on the net forces acting upon an object and _____ upon the mass of the object
What is directly and inversely
For every action there is an ______
What is equal and opposite reaction
These are the 2 types of friction
What are Static and Kinetic Friction
If an object is at rest and an unbalanced force acts on it, it will ____
What is move
If the net external force on an object is zero, the velocity will be
What is unchanged
The F is Newton's second law equation
What is force
What is pairs
A force of _______ between 2 objects
What is resistance
Change the motion of an object
What is an unbalanced force
Only these forces can change the motion of an object
What is external
Newton's Second Law states that the _______ of an object depends on the mass of the object and the net force acting upon the object
What is acceleration
The forces must be ____ in order for Newton's third law to be true
What is equal
Static friction occurs when objects ________
What is are not moving
2 forces are the same strength
What is balanced forces
Newton's first law states that an object in motion __________
What is stays in motion
What is F= M*A
If you ___ on it, it pushes on you
What is push
Acts in the ___ direction of a moving object
What is opposite
No motion occurs
What is balanced forces
These 2 things cause an object to not move
What are the object must be at rest and the object must have no outside force acting upon it
The M in Newton's Second law
What is mass of an object
One body ____ exert a force on another without a force itself
What is can not
Kinetic Friction occurs when objects _______
What is are moving
Can change the speed or direction of an object already in motion
What is unbalanced forces