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Chpt 15

Energy

QuestionAnswer
Ability to do work Energy
How are work and energy related? Work is a transfer of energy-when work is done on an object, energy is transferred to that object
Energy of motion Kinetic
Kinetic energy (KE)=? 1/2mv
What factors does kinetic energy of an object depend on? Mass and speed
Energy that is stored as a result of position or shape Potential
Potential energy that depends upon an objects height Gravitational potential energy
How is gravitational potential energy determined? Mass, height and acceleration due to gravity
Potential energy (PE)=? mgh
Potential energy that is stretched or compressed Elastic potential energy
The major forms of energy are (6): Mechanical, Thermal, Chemical, Electrical, Electromagnetic, Nuclear
Energy associated with motion and position of everyday objects Mechanical
Total potential and kinetic of all microscopic particles in an object Thermal
Energy stored in chemical bonds Chemical
Energy associated with electric charges Electrical
Form of energy that travels through space in the form of waves Electromagnetic
Energy stored in atomic nuclei Nuclear
Created by: msivola
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