Sound and light

Choose the word that belongs in the sentence.

A sound wave is a type of ______ wave.

• longitudinal

• transverse

• perpendicular

Tags

NGSS.MS-PS4-1

Which type of energy is formed by vibrating objects?

• light energy

• sound energy

• chemical energy

Tags

NGSS.MS-PS4-1

Which part of the ear is filled with liquid that vibrates, causing little hairs to move?

• cochlea

• middle ear

• eardrum

How are light waves and sound waves similar?

• They both travel in vacuums

• They're both harmful to our brains.

• They both carry energy.

Tags

NGSS.MS-PS4-1

When does light refract?

• When light travels in only one medium

• When light moves from one medium to another

• when light travels in a vacuum

Tags

NGSS.MS-PS4-2

Which muscular part of the eye controls how much light enter the light?

• iris

• lens

• pupil

• cornea

What happens to light that passes through a concave lens?

• The light rays are absorved

• The light rays spread apart

• The light rays move in a straight path

Tags

NGSS.MS-PS4-2

Identify 2 sources of light, and explain the importance of each source of light to life on Earth.

Tags

NGSS.MS-LS1-6

Describe how wind instruments produce sound, and explain why shorter instruments have a higher pitch.

Tags

NGSS.MS-PS4-1

Where were you would be traveling in complete silence?

• under the ocean

• in a solid metal room

• in outer space

• I