Potential & Kinetic Energy
A rock on the edge of a cliff
What is potential energy
What is energy transformation?
Energy changing form.
What is the definition of energy?
The ability to do work or cause change.
Energy due to position and motion of an object
Mechanical energy
Form of energy that enables us to see. Travels in waves.
Light energy
A cheetah running
What is kinetic energy
What is the energy transformation for a toaster?
Electrical to thermal (heat energy)
What is work?
Using force to move an object through a distance
Kinetic energy due to the motion of tiny particles within an object
Heat produced from splitting atoms (fission) to heat water to create steam that spins a turbine making electricity.
Nuclear energy
Also called stored energy
What is potential energy?
What is the energy transformation for a television?
Electrical to sound, light, and thermal.
Potential energy depends on what two things?
Mass and position
Energy stored in chemical bonds. Examples: food, batteries
Chemical energy
The potential energy held by an object because of its high position compared to a lower position
Gravitational potential energy
A person on top of a slide
What is kinetic energy?
If you rub your hands together, what energy transformation took place?
Kinetic to thermal energy
Kinetic energy depends on what two things?
A form of energy created by the movement of electrons.
Electrical energy
Energy cannot be created or destroyed, only transformed
Law of Conservation of Energy
Energy of motion
What is kinetic energy?
What is the energy transformation for a radio?
Electrical to sound, light, and thermal energy
Where is the greatest potential energy in a Newton's Cradle?
When you pull the first ball back
Form of energy produced by vibrating objects. Travels in waves.
Sound energy
Energy transformation of a lamp
Electrical to radiant (light) and thermal (heat)