Forces
What is the rate at which velocity changes?
Acceleration
What is the force that two surfaces exert on each other?
friction
How many laws of motion are there?
3
What states that the force of gravity acts between all objects in the universe that have mass?
Law of universal gravitation
Mass of the object
What are the two ways to graph acceleration?
Distance v time
speed v time
What two factors affect the force of friction?
types of surfaces
how hard the surfaces are pushed together
What is the first law of motion?
an object at rest will remain at rest unless acted upon by a nonzero force
What are the 2 factors that affect gravity?
mass
distance
A dog pulls on his leash with a 10-N force to the left, but doesn't move. What is the reaction force?
10-N force to the right
What is a push or pull?
Force
What is the force that pulls objects towards each other?
gravity
What is an objects resistance to change motion?
inertia
What is the measure of the amount of matter in an object? AND what is the SI unit?
Mass
Gram
What is velocity?
Speed in a given direction
What is the SI unit used to measure force?
Newton
Who invented the law of universal gravitation?
Isaac Newton
What is the 2nd law of motion?
an object's acceleration depends on its mass and the force acting on it
Where did Mrs. Miller attend college?
Kent State University
What are the four types of friction?
rolling
sliding
fluid
static
What is the combination of all the forces on an object?
Net force
What is the measure of the force of gravity on an object?
Weight
What is the 3rd law of motion?
if one object exerts a force on another, then the other will exert a force of equal strength in the opposite direction
What is Kent State's Mascot?
The golden flashes! Duh!
What is the formula for force?
mass x acceleration