The angle labeled in the image is 50 degrees. What must be the measure of the angle labeled "B?"

This light ray is undergoing ___.

This light ray is undergoing ___.

This light ray is undergoing ___.

What leads to the different colors that we may see in the sky during the day or at sunset?

White light is shined on to a yellow shirt. The yellow shirt reflects ___ light (select all that apply).

White light is shined on to a yellow shirt. The yellow shirt absorbs ___ light (select all that apply).

White light is shined on to a magenta shirt. The magenta shirt absorbs ___ light (select all that apply).

White light is shined on to a magenta shirt. The magenta shirt reflects ___ light (select all that apply).

White light is shined on to a cyan shirt. The cyan shirt reflects ___ light (select all that apply).

White light is shined on to a cyan shirt. The cyan shirt absorbs ___ light (select all that apply).

What are the primary colors of light?

What are the secondary colors of light?

Select the two colors of light from the list below that would make white light when mixed.

Select the two colors of light from the list below that would make white light when mixed.

Select the two colors of light from the list below that would make white light when mixed.

If something appears black, it is ______ all colors of light.

If something appears white, it is ______ all colors of light.

Which color of light travels fastest?

A microwave and a radio wave are sent from Earth to Mars. Which will arrive first?

Which description below would describe a frequency?

Which of the following statements is true?

The parts of the electromagnetic spectrum can also be referred to as ___.

Which of the choices below has the longest wavelength?

Which of the choices below has the shortest wavelength?

Which of the choices below has the lowest frequency?

Which of the choices below has the highest frequency?

Which of the choices below has the highest frequency?

Which of the choices below has the largest wavelength ?

Of the waves of the electromagnetic spectrum, ___ have the highest energy.

The higher the frequency of a wave, the higher the ____ of the wave.

____ is the word used to describe the bending of light.

Shining a blue light on a yellow M&M would make it appear. . .

Sound is a ______ wave.

The range of electromagnetic waves ranging form radio to gamma is referred to as the ___.

The time for a wave to complete and entire back-and-forth oscillation is called the ___.

The pitch of a sound wave is due to the wave's ___.

Differences in color are perceived due to different ___ of visible light.

The material that a wave travels through is called the ___.

When a beam of light bounces off of a surface and changes direction, we say it has been ____.

Light waves are ___ waves.

Which follows fastest?

Why are X-rays more dangerous than the visible light waves that we see?