Light

Front

When light travels through two different materials it bends and changes direction because the speed of light changes. This is called __________

Back

Refraction

Front

When light hits an opaque object it changes direction and bounces off. This is called _________.

Back

Reflection

Front

Is the statement "Light appears white or transparent, but it is actually made up of several different colours" true or false?

Back

True

Front

What is the hole in the centre of the iris through which light enters the eye?

Back

pupil

Front

If the light has a longer wavelength, it has a lower energy.

Back

TRUE

Front

Red from the color spectrum has the longest wavelength.

Back

TRUE

Front

The color violet has the highest energy and frequency.

Back

TRUE

Front

As the wavelength of light becomes longer, the energy increases.

Back

FALSE

Front

As the frequency of light increases, what happens to the wavelength?

Back

The wavelength becomes shorter.

Front

As a wave, light is part of the electromagnetic waves as the visible spectrum or white light.

Back

TRUE