The diagram below shows atoms that are all arranged into groups in the same way. What does this diagram represent?

A.) two different substances

B.) three different substances

C.) a single type of substance

D.) a single type of element

B

Explanation: Forgive me if I'm wrong

At the boundary between two transparent substances: 1 the light slows down going into a denser substance, and the ray bends towards the normal. 2 the light speeds up going into a less dense substance, and the ray bends away from the normal.

Well its not A and its not C so its B

Its C

Explanation:

what is the question?

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