Newton's 1st and 2nd Law Quiz
Terms in this set (23)
When more than one force acts on an object, the two forces: (combine / cancel / balance)
The change in speed or direction of an object causes _______________
a force is defined as a __________ or a ___________
push / pull
The amount of matter in an object
If the effects of forces cancel each other out and do not cause an object to move, the forces are _________________
The size and magnitude of a force in a specific direction
If forces do NOT cancel each other out and one is stronger, then the forces are ______________________
Two forces that produce a net force of zero will cause the forces to (combine / cancel / accelerate)
An unbalanced force will cause a _______________________
change in motion
When two arrows of force point in opposite directions you (add / subtract / multiply)
When two arrows of force point in the SAME direction, you (add / subtract / multiply)
The strength or magnitude of force is measured in what unit?
If 15 Newtons are going left, and 10 Newtons are going to the right, the net force is _____________________ in the _______________________ direction.
If 15 Newtons are going right, and another 10 Newtons are going right, the net force is _______________________ in the _________________________ direction.
If two teams are playing tug of war, will you add/combine the two forces or would you subtract/separate the two forces?
subtract / separate
If two men are pushing a car down the street, would you add/combine the two forces or would you subtract/separate the two forces?
add / combine
When using UNIT RATES (like minutes per second) what mathematical operation would you use to calculate the amount of FORCE?
When using UNIT RATES (like minutes per second) what mathematical operation would you use to calculate the amount of MASS the object has?
What is the formula for finding the NET FORCE of an object?
Net Force = mass * acceleration
A baseball traveling through the air at 95 miles per hour is an example of (speed / acceleration / velocity)
A train starts from a complete stop and then increases to a speed of 140 miles per hour squared.
A balloon travels south at .5 miles per hour squared.
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