Interference

Two transverse waves overlap. Crests overlap with troughs. Troughs overlap with crests. What will happen to the wave's amplitude?

• Increase

• Decrease

• Nothing

• Faster

Tags

NGSS.HS-PS4-1

Constructive interference will result if parts of overlapping waves are _____.

• In phase
• Out of phase
• Moving in opposite directions
• Moving at the same wave speed.

Look at the diagram. At which positions will the overlapping waves have the most constructive interference?

• Positions #1 & #5

• Positions #2 & #3

• Positions #3 & #4

• Positions #4 & #5

Tags

NGSS.HS-PS4-1

If waves overlap and are in phase, how will that affect the resultant wave?

• Decrease the amplitude

• Increase the amplitude

• Decrease the frequency

• Increase the frequency

Tags

NGSS.HS-PS4-1

What is the height of a wave from equilibrium?

• Amplitude

• Interference

• Wavelength

• Sound

What will be the result after these two waves overlap?

• A taller wave

• A shorter wave

• A wave with no amplitude

• 3 waves

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

What types of waves exhibit interference?

• Radio Waves

• Water Waves

• Slinky Waves

• All of the above

Which of the following does not describe two waves "in phase"

• Waves that overlap with crest on trough and trough on crest

• Waves that overlap with trough on trough and crest on crest

• Waves that completely overlap

• Waves that constructively interfere with eachother