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Heat and Energy

QuestionAnswer
Heat energy flows from the hot object to the _______ cold object. cold
A black brick exposed to sunlight becomes warm by: radiation
Heat energy flows from your hand to the ice cube by: conduction
The sky is blue because because particles in the sky__________ the sunlight into blue, indigo, and violet scatter
_________ _________ is the part of the electromagnetic spectrum that can be seen with the eye. visible light
_______ _________ have the greatest energy in the electromagnetic spectrum. gamma rays
_______ ________ have the least amount of energy in the electromagnetic spectrum. radio waves
Black shirts __________ all frequencies of visible light. absorb
Materials that allow heat or electricity flow through them easily. conductor
Material that do not allow heat or electricity flow through them easily. insulator
Gases and liquids are heated by _________ in which the warm gases/liquids rise and the cool gases/liquids sink. convection
The transfer of thermal energy. heat
A measure of the average kinetic energy of the atoms in a system, used to express thermal energy in degrees temperature
The energy an object has because of its motion. kinetic energy
The amount of energy that is stored in an object; energy that an object has because of its position relative to other objects potential energy
When atoms are heated up and spread apart. thermal expansion
When atoms are cooled and get closer together. contraction
Energy in the form of heat. thermal energy
The transfer of energy from one object to another, such as heat energy. energy transfer
Energy cannot be created out of nothing, nor can it be completely destroyed. Energy can only change its form. This is the law of __________ of _________. conservation of energy
Energy that can be used to do work. mechanical energy
The energy that is stored in the bonds between atoms chemical energy
The ability to do work by movement of electric charge electrical energy
That form of energy that animals can see directly; visible electromagnetic radiation. light energy
Created by: larryb.taylor