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On a roller coaster, where is the potential energy the greatest?
thermal energy
shape of the car
friction
Closed System
a machine that runs forever
aerodynamic
at the top of the first hill
energy
shape of a car that helps it be more energy efficient
thermal energy
shape of the car
friction
Closed System
a machine that runs forever
aerodynamic
at the top of the first hill
energy
this helps cars use energy in a more useful way
thermal energy
shape of the car
friction
Closed System
a machine that runs forever
aerodynamic
at the top of the first hill
energy
When a group of objects move energy only to each other, you have a(n)
thermal energy
shape of the car
friction
Closed System
a machine that runs forever
aerodynamic
at the top of the first hill
energy
A force that opposes motion between two surfaces that are touching
thermal energy
shape of the car
friction
Closed System
a machine that runs forever
aerodynamic
at the top of the first hill
energy
When energy is converted, what type of energy is wasted?
thermal energy
shape of the car
friction
Closed System
a machine that runs forever
aerodynamic
at the top of the first hill
energy
When a roller coaster moves, what helps to overcome friction?
thermal energy
shape of the car
friction
Closed System
a machine that runs forever
aerodynamic
at the top of the first hill
energy
What is a perpetual motion machine?
thermal energy
shape of the car
friction
Closed System
a machine that runs forever
aerodynamic
at the top of the first hill
energy
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