Work
 Force times Distance  
Power
Work divided by time
Energy
the ability to do work
Kinetic energy
the energy of motion
Potential energy
stored energy 
Momentum 
Mass times velocity

A light bulb converts A) mechanical energy to light (radiant energy)  B) electrical energy to light (radiant energy)  C)  chemical energy to electrical energy  D)  chemical energy to heat

The wound spring of a watch possesses _________ energy.
a)	potential
b)	kinetic
c)	chemical
d)	zero

  
According to the scientific definition of work, pushing on a rock accomplishes no work unless there is 
  A) an applied force greater than its weight. 
  B) a net force greater than zero. 
  C) an opposing force. 
  D) movement in the same direction as the force. 


The SI unit of work is the 
a)	joule
b)	watt
c)	calorie
d)	newton

Which of the following pair of physical quantities have the same units?
 work and force
 momentum and force
 work and energy 
 force and impulse

The watt is a unit of  
(A) energy  (B) work  (C) momentum  (D)  power  

Steve weighs 75.3 kg.  How much energy does Steve  have running at 4.00 m/s?

An Electronic lift can raise a 500.0 kg mass a distance of 10.0 m in 5.0 seconds. What was the work done by the lift?


An Electronic lift can raise a 500.0 kg mass a distance of 10.0 m in 5.0 seconds.  What is the power of the lift?