12 questions
What is a force?
When an object changes it's location
Pulls things toward the center of the Earth
A push or a pull on an object
Occurs when two objects touch
Which of these is an example of a push force?
Which of these is an example of a pull force?
Which object requires the most force to move?
a bowling ball
a balloon
a soccer ball
toy car
What is motion?
When an object changes its location
Pulls things toward the center of the Earth
A push or pull on an object
Occurs when two objects touch
What is gravity?
When an object changes its location
A force that pulls things toward the center of the Earth
A push or pull on an object
Occurs when two objects touch
What is friction?
When an object changes its location
A force that pulls things to the center of the Earth
A push or pull on an object
Occurs when two objects touch causing them to slow down or stop
What do gravity and friction have in common?
They are both forces
They both slow things down
Both a and b
Neither a nor b
What is work?
When force is used to move an object
a push or pull
when an object rubs against another object
an unbalanced force
A dog can run up to 45 mph. 45 mph is describing the dog's ____________.
position
speed
direction
acceleration