Waves and their Behavior

Waves and their Behavior

Multiple Select

In what ways do mechanical and EM waves change their behavior when they encounter a new medium? (choose all that apply)

• refraction

• reflection

• absorption

• cancellation

Multiple Choice

A _____ is sound waves that reflect off of a hard surface.

• echo

• amplitude

• opaque

• frequency

Multiple Choice

A student looks at a shiny object and sees themself. What is happening to MOST of the light that hits the shiny object?

• The light is being absorbed.

• The light is being reflected.

• The light is being transmitted.

• The light is being scattered.

Multiple Choice

When waves bend due to a change in their speed as they pass from one medium to another we are referring to ...

• reflection

• absorption

• transmission

• refraction

Multiple Choice

When a person walks into the water at the beach, it appears that their feet are separated from their legs. This occurs because the light waves bend as they pass between air and the water. This is an example of

• reflection of light

• absorption of light

• transmission of light

• refraction of light

Multiple Choice

What type of wave behavior occurs when the energy is not transferred through, or reflected by, the medium, but instead goes into the medium?

• transmission

• transparent

• refraction

• absorption

Multiple Choice

What is the most likely reason that the school library is covered in carpet?

• So everyone can make a lot of noise

• because it looks good

• to help absorb sounds so it can stay noisy

• to help absorb sounds to keep it quiet

Multiple Choice

What colors are being absorbed? (think about the colors that you do not see, because they are being "taken into" the medium)

• red, orange, yellow

• green, blue, indigo, violet