Energy
The ability to do work
Energy
The energy an object has due to its motion
Kinetic energy
The potential energy of an object that is stretched
Elastic Potential Energy
Which of the following has kinetic energy:
a. a rock poised for a fall
b. an archer’s bow that is drawn back
c. a rolling bowling ball
c.
A book sitting on a table has ___________ energy
Potential
Energy is never destroyed, but rather ____________ from one form to another
transforms
The energy an object has due to its position or shape
Potential energy
The energy of electric charges
Electrical Energy
What kind of energy is shown in a domino standing upright?
Potential Energy
Energy is measured in units called
Joules
The 2 basic types of energy are _________ energy and _________ energy
Potential, Kinetic
Potential energy that depends on height is called
Gravitational Potential Energy
A type of potential energy that is stored in the nucleus of an atom
Nuclear energy
A toaster has electrical energy that transforms into ___________ energy
Thermal
As water runs over a waterfall, its potential energy is converted into ____________________ energy.
Kinetic
The formula for Mechanical Energy
Potential Energy + Kinetic Energy = Mechanical Energy
A form of energy from the sun that travels through space in waves
Electromagnetic energy
The potential energy stored in chemical bonds
Chemical Energy
When you turn on a coffee pot, ____________ energy is transformed into thermal energy
Electrical
The law of ______________________________ states that energy cannot be created or destroyed.
Conservation of Energy
A large truck and a small car are moving at the same speed. The truck has greater kinetic energy because its ____________________ is greater.
Mass
The total energy based on the particles of an object
Thermal Energy
Why does a thrown football have both potential and kinetic energy? What is the combined energy called?
Potential energy when held, kinetic when thrown. Together is mechanical energy.
As a car skids to a stop, friction transforms kinetic energy to ___________ energy
Thermal
To maintain your body temperature, your body converts chemical potential energy into ____________________ energy.
Thermal