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28 Cards in this Set

  • Front
  • Back
What is energy?
the ability to do work
How is energy measured?
in Newton meters, Joules
What is work?
The transfer of energy
What is the formula for work?
Force X Distance = Work
What is the ENERGY OF MOTION called?
KINETIC ENERGY
Kinetic Energy depends on both ____ and _____.
mass
velocity
Kinetic energy increases as mass ___.
increases
Kinetic energy increases when velocity _____.
increases
How do you calculate Kinetic Energy?
Kinetic Energy= Mass x Velocity(squared) / 2
Energy that is stored is called what?
POTENTIAL ENERGY
The potential energy that is associated with objects that is STRETCHED AND COMPRESSED.
ELASTIC POTENTIAL ENERGY
Energy of an object that is equal to the work done to lift it is called?
GRAVITATIONAL POTENTIAL ENERGY
What is the formula for gravitational potential energy?
GPE= Weight X Height
GPE= Mass X Gravitational Excelleration X Height
Energy that is associated with the mtotion or postion of an object is called?
MECHANICAL ENERGY
The total energy of the particles in an object is ?
Thermal Energy
When thermal energy increases the particles move faster and the temperature of the material _______?
increases
What is potential energy stored in chemical bonds that hold chemcial bonds together?
CHEMICAL ENERGY
THE ENERGY CARRIED BY MOVING ELECTRIC CHARGES WHICH PRODUCES ELECTRICITY IS CALLED?
electrical energy
Electromagnetic Engery travels in _____?
WAVES as a combination of an electric and magnetic field.
Most forms of energy can be converted into any other ____ of _____. Which is called What?
form
energy
ENERGY CONVERSION OR ENERGY TRANSFORMATION
Mechanical energy is converted into thermal energy due to what?
Due to friction causeing an increase in heat
What does conserving energy apply to?
saving energy such as our usage
What are fossil fuel?
gasoline, natural gas, propane etc.
Made from organic materials over time
What is the release of potential chemical energy stored?
COMBUSTION
What is the rate of work done, or amount of work done in a given unit of time.
POWER
What's the formula for computing power?
power=work / time (A Watt is a unit of power)

Power= Force X Distance / Time
(1 Kilowatt (kW) =1000 watts
Power is the rate at which energy is _______ from one object to another or converted from one form to another/
TRANSERRED
Be able to explain the illustations
The Energy of a Pendulum
Potential and Kinetic Energy