Motion
An object's location, or where something is
What is position?
A push or a pull
What is a force?
A non-contact force that pulls objects toward one another
What is gravity?
A change in position of an object
What is motion?
A contact force that opposes the motion of an object.
What is friction?
A push or pull that affects an object without moving it
What is a non-contact force?.
The rate at which, or how fast, an object changes its position
What is speed?
A non-contact force that pulls on, or attracts, metal objects containing iron.
What is magnetism?
All objects are pulled toward one another by gravity
What is the law of gravity?
The formula for calculating speed
What is distance divided by time
Forces that work together and make no change in motion
What are balanced forces?
Determined by the pull of gravity on an object
What is weight?
An object that has variable speed
What is a roller coaster? (answers may vary)
Two concepts that affect an object's motion
What are mass and friction?
The moon has less gravity than Earth
Why you weigh less on the moon?