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Energy Review

QuestionAnswer
What is the ability to do work or cause changes? Energy
What do we call energy of motion, or energy that is already doing work? Kinetic Energy
What do we call stored energy, or energy that is not doing work YET? Potential Energy
Which type of potential energy is stored energy due to its position above the ground? Gravitational PE
What type of potential energy is stored energy due to stretching and compressing? Elastic PE
What type of potential energy is stored energy found within the bonds that hold atoms together? Chemical PE
What happens to Gravitational PE as you increase the mass? Increases
What happens to Gravitational PE as you increase the height? Increases
What happens to the kinetic energy of an object as you increase the mass and speed of the object? Increases
What states that energy can never be created nor destroyed, only transformed from one type to another? law of conservation of energy
What form of energy do moving objects have? Mechanical Energy
What form of energy is created by vibrating energy? Sound Energy
What form of energy is created by moving electrons? Electrical Energy
What form of energy stored in the nucleus of an atom? Nuclear Energy
What form of energy is created by heat energy? Thermal Energy
What is the name of light energy? Electromagnetic Energy
All energy transformations involve a “loss” of energy to which form? Heat
What are 7 examples of electromagnetic (or radiant) energy? Radiation Microwaves Infrared Visible Light UV rays X rays Gamma rays
What type of energy conversion occurs in a flashlight? Chemical --> Light and Thermal Energy
What type of energy is stored in the bonds that hold atoms together? Chemical energy
Into what 2 groups can we classify all SOURCES of energy? Renewable and Nonrenewable
What do we call any natural resource that can easily replenish itself? Renewable
What do we call sources of energy that are in limited supply or take a long time to make? nonrenewable
What type of energy comes from the force of moving water? Hydroelectric
What type of energy comes from the force of air in motion? Wind
What type of energy comes from the remains of plants and animals that lived long ago and due to pressure and immense heat have changed their identity into something like coal, propane or petroleum? Fossil Fuels
What type of energy comes from organic matter such as wood, crops, and animal wastes? Biomass
What energy transformation occurs in a plug in radio? electrical --> sound
What energy transformation occurs in a TV? electrical --> sound, light, and heat energy
What energy transformation occurs in a coal burning fireplace? chemical --> light and thermal energy
What energy transformation occurs in a hand held bell? Mechanical --> Sound
Created by: sloanescience