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Unit 9 Energy

4th Grade Energy Unit 9 JMA

Energy the ability to do work and cause changes in matter
Mechanical Energy the total potential and kinetic energy of an object
Potential Energy energy that an object has because of its position or its condition
Kinetic Energy the energy of motion
Chemical Energy energy that can be released by a chemical reaction
Electric Energy energy that comes from electric current
Heat the energy that moves between objects of different temperatures
Conduction the movement of heat between two materials that are touching
Convection the movement of heat in liquids and gasses from a warmer area to a cooler area
Radiation the movement of heat without mater to carry it
Created by: deppsjr