S8P4 D

Which letter shows reflection? 

• Pathway A

• Pathway B

• Pathway C

• Pathway D

Tags

NGSS.MS-PS4-2

Which term explains the path of the light ray in this diagram?

• Convection

• Scattering

• Absorption

• Refraction

Tags

NGSS.MS-PS4-2

Based on the data table, what material does light travel fastest through?

• empty space

• solids

• liquids

• gases

Tags

NGSS.MS-PS4-2

What is causing you to be able to see two sets of mountains in this picture? 

• refraction of light

• reflection of light

• transmission of light

• absorption of light

Tags

NGSS.MS-PS4-2

Which of the following is a longitudinal wave?

• Light wave

• Sound wave

• Water wave

• Radio wave

Why does this car appears red under a white light?

• The car is absorbing the red light and reflecting the blue and green.

• The car is reflecting only the red light while absorbing the blue and green.

• The car is absorbing the red and green light while reflecting the blue.

• The car is absorbing the red, blue and green, but our eyes can only see the red.

Tags

NGSS.MS-PS4-2

In general, sound travels faster in a liquid than in a gas and faster in a solid than in a liquid. These observations best support which of the following interpretations?

• The speed of sound goes up as the density of the medium in which they are travelling goes down.

• Sound travels faster in air than it does under water, and it can’t travel at all underground.

• The speed of sound goes up as the density of the medium in which they are travelling goes up.

• Sound travels faster in a substance as the overall temperature of that substance increases.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A student places a pencil in a glass of water and observes that the pencil appears to be broken. Which of these provides the best explanation for why the pencil appears broken?

• The pencil absorbs all of the light rays that hit it.

• Water reflects light rays away from the penci

• Light rays are bent by the water in the glass.

• The surface of the water reflects light rays.

Tags

NGSS.MS-PS4-2

When we hear an echo, we are experiencing which of the following characteristics of sound waves?

• Position

• Refraction

• Diffraction

• Reflection

Tags

NGSS.MS-PS4-2

An echo is a(n) ________________ sound wave.

• transervse

• refracted

• absorbed

• reflected

Tags

NGSS.MS-PS4-2