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28 Cards in this Set
- Front
- Back
What is energy?
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the ability to do work
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How is energy measured?
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in Newton meters, Joules
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What is work?
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The transfer of energy
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What is the formula for work?
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Force X Distance = Work
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What is the ENERGY OF MOTION called?
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KINETIC ENERGY
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Kinetic Energy depends on both ____ and _____.
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mass
velocity |
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Kinetic energy increases as mass ___.
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increases
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Kinetic energy increases when velocity _____.
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increases
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How do you calculate Kinetic Energy?
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Kinetic Energy= Mass x Velocity(squared) / 2
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Energy that is stored is called what?
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POTENTIAL ENERGY
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The potential energy that is associated with objects that is STRETCHED AND COMPRESSED.
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ELASTIC POTENTIAL ENERGY
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Energy of an object that is equal to the work done to lift it is called?
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GRAVITATIONAL POTENTIAL ENERGY
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What is the formula for gravitational potential energy?
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GPE= Weight X Height
GPE= Mass X Gravitational Excelleration X Height |
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Energy that is associated with the mtotion or postion of an object is called?
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MECHANICAL ENERGY
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The total energy of the particles in an object is ?
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Thermal Energy
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When thermal energy increases the particles move faster and the temperature of the material _______?
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increases
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What is potential energy stored in chemical bonds that hold chemcial bonds together?
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CHEMICAL ENERGY
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THE ENERGY CARRIED BY MOVING ELECTRIC CHARGES WHICH PRODUCES ELECTRICITY IS CALLED?
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electrical energy
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Electromagnetic Engery travels in _____?
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WAVES as a combination of an electric and magnetic field.
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Most forms of energy can be converted into any other ____ of _____. Which is called What?
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form
energy ENERGY CONVERSION OR ENERGY TRANSFORMATION |
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Mechanical energy is converted into thermal energy due to what?
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Due to friction causeing an increase in heat
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What does conserving energy apply to?
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saving energy such as our usage
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What are fossil fuel?
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gasoline, natural gas, propane etc.
Made from organic materials over time |
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What is the release of potential chemical energy stored?
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COMBUSTION
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What is the rate of work done, or amount of work done in a given unit of time.
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POWER
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What's the formula for computing power?
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power=work / time (A Watt is a unit of power)
Power= Force X Distance / Time (1 Kilowatt (kW) =1000 watts |
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Power is the rate at which energy is _______ from one object to another or converted from one form to another/
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TRANSERRED
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Be able to explain the illustations
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The Energy of a Pendulum
Potential and Kinetic Energy |