Unit 8: Light Waves 🌈

The wave of energy we can see is ___________

• visible light

• radio waves

• microwaves

• x-rays

Tags

NGSS.MS-PS4-1

What is it called when light waves enter a substance?

• refraction

• reflection

• energy

• absorption

Tags

NGSS.MS-PS4-2

When light bounces off something it is known as _____________

• reflection

• refraction

• light energy

• mechanical energy

Tags

NGSS.MS-PS4-2

The definition of the word refract is __________

• to make warm

• to go through

• to bend

• to create energy

What color of the rainbow has the longest wavelength?

• red

• blue

• green

• violet

A _________ object does not allow light to pass through it.

• opaque

• translucent

• light

• prism

A ____________ object does allow a few light waves to pass through it.

• light

• translucent

• opaque

• long

Tags

NGSS.MS-PS4-2

What type of wave is a sound wave?

• transverse

• mechanical

• longitudinal

• electrical

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

When you change the pitch of the wave, the __________ of the wave is changing.

• wavelength

• amplitude

• crest

• trough

Tags

NGSS.MS-PS4-1

The highest point of a wave is known as the ___________

• wavelength

• trough

• amplitude

• crest

Tags

NGSS.MS-PS4-1