4-1
A place you use to tell if an object is moving
What is a reference point
The distance the object moves per unit of time.
What is Speed
Newton's first law is called the law of-
Inertia
What made Newton think of gravity
What is an apple
A push or pull exerted on an object
what is a force
How does one variable change in relation to another on the graph?
What is slope
The second law says that ___ equals mass times acceleration.
Net force
When a car drives forward what kind of friction is resisting the wheels
Rolling friction
A force pulling things down
What is gravity
The speed at which an object travels in a given direction.
What is Velocity
The formula for acceleration is
final speed-initial speed/Time
When you fall across the floor what force slows your sliding down.
Sliding friction
The complete force acting on an object
net force
Is a car turning on the road a form of acceleration?
Yes
A resist to motion
Inertia
When you go through water in the pool and it slows you down what friction is that
fluid friction
If two people both pull on a rope in opposite directions the first pulling 6 N to the left and the second pulling 4N to the right does the rope move and if it does, in what direction, and with what force?
Yes, 2N to the left
The rate at which velocity changes.
Acceleration
for every action, there is a ____ but opposite reaction
Equal
What friction is happening to you sitting down right now?
Static friction