motion 1
What are the contact forces
tension, spring, friction
What is relative position?
position of one object compared to the position of another
what are the noncontact forces?
gravity, electricity, magnetism
What does a spring scale do?
Measures the tension
What is a force?
Push or pull
What are combined forces?
many forces that act together
What is direction?
The way an object faces: north, south, east, west
Give an example of friction
tires on a bike or car
Give an example of tension and spring force
A rubber band being pulled back and relased
What are balanced forces?
When both forces are equally strong
what is speed?
How slow or fast something moves
What is distance?