Unit 6 Test Light & Sound

Which term means “a disturbance that transmits energy”?

• wave

• volume

• vibration

• frequency

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

If you were observing light shining on a rough piece of granite, which term would you accurately use to describe how it reacts to light?

• opaque

• reflected

• transparent

• translucent

Tags

NGSS.MS-PS4-2

If you were observing a computer screen that showed sound waves, which term would you accurately use to identify the number of vibrations that occur during a unit of time?

• sound

• volume

• wavelength

• frequency

You observe that light bends as it passes into a different form of matter. Which word describes what has happened?

• reflection

• refraction

• diffraction

• magnification

Tags

NGSS.MS-PS4-2

If you were observing a computer screen that showed light waves, what would you look for in order to measure wavelength?

• the height of the wave

• the distance between two high points

• the length of the wave

• how fast a high point moves

Tags

NGSS.HS-PS4-1

Which sentence explains accurately what happens when you direct light waves at an angle into mirror?

• Light waves strike the surface of the mirror and are reflected in many directions.

• Light waves strike the surface of the mirror and are reflected in one new direction.

• Some light waves pass through the mirror while some light waves are reflected in a new direction.

• Light waves strike the surface of the mirror, changing speed and bending slightly as they move in a new direction.

Tags

NGSS.MS-PS4-2

Which of the following gives the information you would include if you made a chart to examine the electromagnetic spectrum?

• various human uses of radio waves

• the colors of the rainbow organized from red to violet

• a range of light waves arranged by wavelengths and frequencies

• numerous objects and devices organized by the decibel level of the sounds they make

Which statement accurately describes how sounds can change as they travel through different states of matter?

• Different kinds of matter can change the volume of a sound, but not its pitch and clarity.

• Different kinds of matter cannot change a sound’s characteristics.

• Different kinds of matter cannot change the volume or pitch of a sound.

• Different kinds of matter can change a sound’s volume, pitch, and clarity.

Tags

NGSS.MS-PS4-2

Which of the following is an accurate statement that can be demonstrated about reflection?

• A mirror absorbs as well as reflects light waves.

• A prism is used to reflect all of the colors of light.

• Reflection can occur whether light is present or not.

• An image can be reflected by a solid surface or a liquid surface.

Tags

NGSS.MS-PS4-2

What is necessary for sound to travel from a radio to your ears?

• air

• water

• any solid or gas

• particles to vibrate

Tags

NGSS.MS-PS4-2