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Vocab

QuestionAnswer
Energy transformation Energy transformation takes place when energy changes from one form to another.
Efficiency Efficiency is the ratio of useful output energy to input energy.
• Law of conservation of energy the Law of Conservation of Energy states that energy can neither be created nor destroyed.
• Kinetic theory of matter The Kinetic Theory of Matter states that ALL particles that make up matter are constantly in motion
Temperature Temperature is a measure of the average kinetic energy of all the particles in an object
Degree Degree (º) is the units of a temperature scale
Thermometer Thermometer is an instrument used to measure temperature
• Thermal energy Thermal Energy is the total kinetic energy of all the particles of a substance.
Heat heat is the energy transferred from an object at higher temperature to an object at lower temperature.
Calorie One calorie = the amt of energy needed to raise 1 g of water by 1 ºC
Conduction - the transfer of energy as heat through a material
Conductor A conductor is a material that transfers heat very well.
Insulator An insulator is a material that’s a poor conductor of heat.
Convection - the movement of matter due to differences in density caused by temperature variations.
Radiation - the transfer of energy by electromagnetic waves
Created by: user-1757436
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