Wave Behavior and the Doppler Effect

What type of wave behavior exists when a dirty car is cleaned so well you can see yourself?

• reflection

• absorption

• transmission

• refraction

Tags

NGSS.MS-PS4-2

This image depicts which of the following wave behaviors?

• Reflection

• Refraction

• Diffraction

• Resonance

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

An ambulance sire sounds different as it approaches you than when it moves away from you. What scientific term would you use to explain how this happens?

• ultrasound

• diffraction

• rarefaction

• the Doppler effect

A disturbance sends ripples across water in a tub. These ripples are an example of a

• rarefaction

• longitudinal wave

• compression

• surface wave

Tags

NGSS.MS-PS4-1

What is one property of a wave that determines how much it will diffract when it encounters an obstacle?

• speed

• amplitude

• polarization

• wavelength

Tags

NGSS.HS-PS4-1

To determine the speed of a wave, you would use which of the following formulas?

• speed (v) = frequency X wavelength

• speed (v) = frequency x amplitude

• speed (v) = amplitude x wavelength

• speed (v) = period x wavelength

Tags

NGSS.HS-PS4-1

Suppose two waves collide and the temporary combined wave that results is smaller than the original waves. What term best describes this interaction?

• destructive interference

• diffraction

• standing wave formation

• constructive interference

A sound wave is an example of a

• longitudinal wave

• transverse wave

• standing wave

• surface wave

Tags

NGSS.MS-PS4-1

What is the frequency of this wave?

• 2 hertz (Hz)

• 2 meters/second

• 0.5 second

• 1 hertz (Hz)

Tags

NGSS.HS-PS4-1

A wave has a wavelength of 10 mm and a frequency of 5.0 hertz. What is its speed?

• 50 mm/s

• 50 hertz/s

• 2.0 mm/s

• 0.50 mm/s

Tags

NGSS.HS-PS4-1