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thermal and electric energy
the internal energy of matter
when heat is transferred through a solid and occurs when molecules in a substance collide, transferring energy from one molecule to the next
when heat is transferred in liquids and gases; its molecules move farther apart and it becomes less dense
when heat is transferred through empty space in the forms of rays, waves, or particles and spreads outward from a central source
a material through which electric current passes easily
a material through which electric current does not pass easily
a place on a magnet where magnetism is strongest
a temporary magnet made when an electric current flows through a wire coil
the flow of thermal energy from one place to another
a machine that uses an energy source and magnet to make electricity