Physical Science Apologia Module 8
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22 Terms
Energy
The ability to do work
Kinetic Energy
The energy an object has due to its motion
Potential Energy
Stored energy that results from the position or shape of an object
Gravitational Potential Energy
Potential energy that depends on the height of an object
Elastic Potential Energy
The potential energy of an object that is stretched or compressed
Mechanical Energy
The sum of an object's potential and kinetic energy
Thermal Energy
Heat Energy
Chemical Energy
Energy stored in chemical bonds
Electrical Energy
The energy associated with moving charged particles
Electromagnetic Energy
A form of energy that travels through space as waves ( Light Energy )
Sound Energy
Mechanical energy carried by sound waves
Nuclear Energy
Energy stored in the nucleus of an atom
Law of Conservation of Energy
The law that states that energy cannot be created or destroyed but can be changed from one form to another
Work
The product of a force and the distance an object moves
Power
The amount of work done each second
Watt
Unit for Joule per second
Input Force
Effort Force
Output Force
The resistance force that a machine exerts on an object
Input Distance
The distance the input force is applied
Output Distance
The distance the output force is exerted through, or how far the load moves
AMA
Actual Mechanical Advantage
IMA
Ideal Mechanical Advantage