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Mission SE1 Charges and Atoms

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Hold down the T key for 3 seconds to activate the audio accessibility mode, at which point you can click the K key to pause and resume audio. Useful for the Check Your Understanding and See Answers.

 The Question

Substances through which charges move easily (OR have difficulty moving) are called ____.

 Define Help

Definition of a Conductor:
A conductor is a type of material that permits electrons to flow freely from atom to atom and molecule to molecule.

Definition of an Insulator:
An insulator is a type of material in which electrons do not flow freely from atom to atom and molecule to molecule.

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