Wave behaviors

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

• transmission of light

• absorption of light

• refraction of light

Darker colors absorb more light waves than lighter colors. Which color picnic container would be BEST as keeping food cool on a sunny day?

• blue

• white

• black

• red

Tags

NGSS.MS-PS3-3

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

Tags

NGSS.MS-PS4-2

There are different types of objects that allow light waves to pass through them. Which of the following allows only some light to be transmitted (looks blurry)?

• transparent object

• translucent object

• opaque object

• invisible object

Tags

NGSS.MS-PS4-2

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

• echo

• amplitude

• opaque

• frequency

Tags

NGSS.MS-PS4-2

A curved piece of glass that bends light toward a central focal point is called a(n)______.

• convex lens

• filter

• mirror

• concave lens

What happens when light moves from air to water?

• The light continues at the same speed.

• The light speeds up.

• The light slows down.

• The light forms a mirage.

Tags

NGSS.MS-PS4-2

The student looks out the window and clearly sees other students outside. What is happening to MOST of the light that hits the window from the outside?

• The light is being reflected.

• The light is being scattered.

• The light is being transmitted.

• The light is being absorbed.

Tags

NGSS.MS-PS4-2

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

• absorption

• transmission

• refraction

• reflection

Tags

NGSS.MS-PS4-2

What type of wave behavior exists when a dirty car is cleaned so well you can see yourself?

• reflection

• transmission

• refraction

• absorption

Tags

NGSS.MS-PS4-2