PHS Final Exam Questions With Correct
Answers
In contrast to Aristotle's way of explaining nature, Galileo relied on - answerexperiment
Inertia is defined as a - answerproperty of all matter
The net force on any object moving at constant velocity is - answerzero
If your automobile runs out of ...
It is correct to say that impulse is equal to - answer✔the change in momentum
The conservation of momentum is most closely related to Newton's - answer✔third law
When bullets are fired in a forward direction from a fighter aircraft, the momentum of the
aircraft - answer✔decreases
A cannonball fired from a long-barrel cannon will have a greater muzzle velocity because the
cannonball receives a greater - answer✔impulse
The unit kilowatt-hour is a unit of - answer✔energy
An object may have potential energy because of its - answer✔location
An object that has kinetic energy must be - answer✔moving
Power is defined as the - answer✔work done divided by the time to do the work
If you do work on an object in half the time, your power output is - answer✔twice
When a bus brakes to a stop its kinetic energy transforms to - answer✔heat
A ball rolling down an incline has its maximum potential energy at - answer✔the top
A ball rolling down an incline has its maximum kinetic energy at - answer✔the bottom
A common pulley acts similar to a - answer✔common lever
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