Light Review

Front

What is the term for the bending of light as it passes from one medium to another?

Back

Refraction

Front

What is the phenomenon called when light bounces off an object?

Back

Reflection

Front

In what direction does light travel in a vacuum?

Back

In a straight line

Front

What happens to light when it strikes a smooth, flat surface?

Back

It reflects.

Front

When light bends, what do we say it does?

Back

Refracts.

Front

What is the angle called between the incident ray and the normal line at the point of incidence?

Back

Angle of incidence.

Front

What is the angle called between the refracted ray and the normal line?

Back

Angle of refraction.

Front

What is the law that states the relationship between the angles of incidence and refraction?

Back

Snell's Law.

Front

What is the index of refraction?

Back

A measure of how much light slows down in a medium compared to a vacuum.

Front

What happens to light when it passes from air into water?

Back

It slows down and bends towards the normal.