There are materials called "insulators" that do not allow energy to pass through easily. These materials include plastic, cork, wood, styrofoam, and rubber. Thermal insulators are thus good at maintaining a consistent level of heat, whether hot or cold.
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A. Insulator
There are materials called "insulators" that do not allow energy to pass through easily. These materials include plastic, cork, wood, styrofoam, and rubber. Thermal insulators are thus good at maintaining a consistent level of heat, whether hot or cold.
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