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Human needs have led to technologies for obtaining and controlling heat.
Key Concepts:
Heat energy needs and technologies.
Energy conservation.
Heat affects matter in different ways.
Key Concepts:
Change of state.
Particle model.
Thermal energy.
Heat transfer.
Thermal expansion.
Temperature.
Insulation and thermal conductivity.
Understanding heat and temperature helps explain natural phenomena and technological devices.
Key Concepts:
Heat energy needs and technologies.
Thermal energy.
Thermal energy sources.
Insulation and thermal conductivity.
Energy conservation.
Technologies that use heat have benefits and costs to society and to the environment.
Key Concepts:
Heat energy needs and technologies.
Thermal energy sources.
Energy conservation.
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