10 questions
When a roller coaster is at the top of a hill it has
high potential energy
high kinetic energy
low potential energy
equal amounts of kinetic and potential energy
When a roller coaster is at the bottom of a hill it has
high potential energy
high kinetic energy
low kinetic energy
equal amounts of kinetic and potential energy
Kinetic energy depends on
mass and height
height and speed
mass and speed
mass and force
Potential energy depends on
mass and height
height and speed
mass and speed
height and force
The sum of potential energy and kinetic energy equals
work
transformation
total energy
mechanical energy
The amount of force required to move an object is called
mechanical energy
work
kinetic energy
potential energy
Energy and work are measured in
kilograms
meters
Joules
m/s
I am holding a balloon that is full of air, the balloon has
kinetic energy
potential energy
I released a balloon that was full of air and it is flying around the room, the balloon has
kinetic energy
potential energy
If a crate is moved 10 m with a force of 50 N, how much work is done?
40 Joules
60 Joules
500 Joules
5 Joules