work+energy
what type of energy represents the amount of energy an object has due to its motion?
kinetic energy
what type of energy represents the energy that is stored and waiting to be transferred.
potential energy
what is energy
the ability to make something move or change
How much work does an elephant do while moving a circus wagon 20 meters with a pulling force of 200N?
4000J
Amy uses 20N of force to push a lawn mower 10 meters. How much work does she do?
200J
energy can be created but cant be destroyed true or false?
false
Explain what happens to the potential energy of a rock as it falls off the side of a cliff.
The potential energy decreases as the kinetic energy increases
When riding a roller coaster, you go up and down many hills. When do you have the maximum (most) kinetic energy?
At the bottom of each hill.
What kind of energy is in a person climbing a ladder?
kinetic + potential