Newtons & Force: Changes in motion
Define:

force

Newton

contact force

field force

Give three examples of a force causing an object to start moving:
 
 
 

Give three examples of a force causing an object to stop moving:
 
 
 

Give three examples of a force causing an object to change direction:
 
 
 

What is a free-body diagram?
 
 
 

Contrast a free-body diagram and a vector diagram.
 
 
 

Draw a free-body diagram of a car in a crash where the forces acting on the car are 19,600 N downward, 17,800 N upward, and 25,000 N backward.
 
 
 
 
 
 
 


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