What is the form of energy being shown with visible lights?
What is Radiant energy?
100
What is efficiency measured by?
What is as a percent?
100
Since both energy transfer and Conversation can be possible,______ can happen simultaneously?
a) Neither
b) Conversational energy
c) Both
d) Energy transfer
What is both?
200
When is potential energy greatest on a roller coaster?
What is the top?
200
What does kinetic energy measure?
What is the amount of work that an object is performing?
200
What type of energy is being shown when a mug of hot coffee has more thermal energy than a cold glass of soda?
What is Thermal energy?
200
Efficiency can't match or exceed what percent?
What is 100%?
200
Energy in one object can be what to another object?
What is transferred?
300
What is an example of potential energy using a car?
What is a car parked on top of a hill?
300
When is the speed of the roller coaster cars the greatest?
What is when is going down?
300
What form of energy is the energy of electric and magnetic fields?
What is Electrical energy?
300
What is it that you always put ____ into a machine then you get out of machine?
a) Less work
b) More work
c) The same work
b) No work
What is a more work?
300
Energy can be what to other forms through a variety of methods?
What is converted?
400
An object is not performing work, but is ____to perform work?
What is able to perform work?
400
What do you do to the velocity?
What is square the velocity?
400
What form of energy is being shown when you perform work to raise a barbell, and the barbell acquires gravitational potential?
What is Mechanical energy?
400
What is the efficiency of air conditioner if there is a work input of 320 J and a work output of 155 J?
What is 48.4%?
400
What three forms of energy are occurring during photosynthesis?
What is Nuclear, Chemical, and Light energy?
500
What is the amount of energy is proportional to?
What is to the force associated with acceleration due to gravity on the mass of an object and the height of the object?
500
The amount of energy is proportional to what?
What is the mass and speed of an object?
500
What form of energy is being shown when your body obtains chemical energy from food you eat?
What is Chemical energy?
500
What is it that you do if 20 J of work is pushing a crate up a ramp. If the output work from the incline plane is 16 J, then what is the efficiency of the incline plane?
What is 80%?
500
What forms of energy are occurring when lighting a match?
What is Mechanical, Chemical, Thermal, and Light energy?