Newton's Laws
The law of inertia refers to which of Newton's Laws?
Newton's 1st Law
Force is __________ _________ to acceleration
directly related
inertia
kilogram is the standard unit for
mass
The slope of a displacement time graph is
velocity
Finish this statement:
An object at rest will stay at rest....
an object in motion will stay in motion
Mass is ____________ ___________ to acceleration.
inversely related
The surface force that points opposite of the direction of motion
frictional force
______________ can be a change in speed or a change in direction
acceleration
The slope of a velocity time graph is
acceleration
Newton's Second Law states...
F=ma
If you increase the force by a factor of 3, what happens to the acceleration?
Increases by a factor of 3
The surface force that acts perpendicular to the surface
force normal
An object in equilibrium is said to have balanced forces. This is Newton's _____ Law
First
The area under the curve on a velocity time graph gives you
displacement
Which law refers to unbalanced forces?
Newton's 2nd Law
If you decrease the mass by a factor of 3, what happens to the acceleration?
Increases by a factor of 3
Weight is another name for this force
gravitational force
Tension, spring, and friction are all examples of ....
contact forces
For a horizontal launch projectile, the initial velocity is entirely ____________.
horizonal
What is Newton's 3rd Law?
For every action, there is an equal and opposite reaction
If you increase the force by a factor of 2 and decrease the mass by a factor of 2, what happens to the acceleration?
increase by a factor of 4
Electric force, gravitational force, and magnetic force are all
field forces
What is the difference between static friction and kinetic friction?
static is at rest, kinetic is moving
Trick question, there is no acceleration in the horizonal direction