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Year 7 HWK3

Year 7 Energy homework

TermDefinition
What is filled when an object is warmed up? Thermal energy store
What is emptied during chemical reactions when energy is transferred to the surroundings? Chemical energy store
What is filled when an object speeds up? Kinetic energy store
What is filled when an object is raised? Gravitational potential energy store
What is filled when a material is stretched or compressed? Elastic energy store
What work describes energy becoming spread out wastefully? Dissipated
What material allows heat to move quickly through it? Thermal conductor
What material only allows heat to travel slowly through it? Thermal insulator
What is a measure of the motion and energy of particles? Temperature
What is the quantity of energy stored in a substance due to the vibration of its particles? Thermal energy
What is the transfer of thermal energy by the vibration of particles? Conduction
What is the transfer of thermal energy when particles in a heated fluid rises? Convection
What is the transfer of thermal energy as a wave? Radiation
Created by: Windypicks
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