Amplification Science Light Waves

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

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

• wavelength

• amplitude

• crest

• trough

The highest point of a wave is known as the ___________

• wavelength

• trough

• amplitude

• crest

What is it called when light waves enter a substance?

• refraction

• reflection

• energy

• absorption

Tags

NGSS.MS-PS4-2

Which of these provides the best explanation for why the pencil appears broken?

• The pencil absorbs the light rays that hit it.

• Water reflects light rays away from the pencil.

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

• The surface of the water reflects the light rays.

Tags

NGSS.MS-PS4-2

Light travels in straight lines until reflected by another object. Which illustration best shows the light being reflected?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2

Why does an apple appear red?

• All colors are absorbed & none are reflected

• All colors are absorbed except for blue, which is reflected

• All colors are reflected and none are absorbed

• All colors are absorbed except for red, which is reflected

Tags

NGSS.MS-PS4-2

Which color reflects the least light?

• Black

• White 

• Blue

• Red

Tags

NGSS.MS-PS4-2