Light Energy

Front

When light can easily pass through an object, we say that that object is ___ .

Back

transparent

Front

A student places a straw into a glass of water and observes that the straw looks broken because light travels more slowly through the water than air. This is an example of ____________.

Back

Refraction

Front

Which color has the longest wavelength?

Back

Red

Front

The taking in of light energy by an object is called ____.

Back

absorption

Front

A lemon appears yellow when light is shone on it because the lemon _________ yellow light.

Back

reflects

Front

What do we call materials that allow some light to pass through but not all?

Back

translucent

Front

What is the term for the bouncing back of light when it hits a surface?

Back

reflection

Front

What is the name of the phenomenon when light bends as it passes from one medium to another?

Back

refraction

Front

What is the term for materials that do not allow light to pass through?

Back

opaque

Front

What happens to light when it hits a black surface?

Back

It is absorbed.