PS4.2 Wave Behaviors Review for TEST

Which type of waves are NOT an electromagnetic wave? Choose 2.

• Seismic Waves

• X-rays

• Sound Waves

• Radio Waves

Bats emit ultrasonic high-pitched sounds and their sensitive ears to detect sounds that bounce back called __________. Choose 2.

• echolocation

• amplification

• refraction

• reflection

Tags

NGSS.MS-LS1-8

NGSS.MS-PS4-2

Which of the following waves can travel through any medium or in empty space/vacuum? Choose 2.

• 
• 
• 
• 

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

When a flashlight light is directed into a swimming pool it travels through the air and then into water. What happens to the light waves as they pass through the two different mediums?

• They refract.

• They absorb.

• They reflect.

• They transmit.

Tags

NGSS.MS-PS4-2

Sound waves and ocean waves are both _____________ waves and _______ need a medium in order to travel.

• electromagnetic; DO

• electromagnetic; DO NOT

• mechanical; DO

• mechanical; DO NOT

What types of waves can travel in outer space? Choose 2.

• All Mechanical

• All Electromagnetic

• Light

• Sound

When a wave is refracted it causes the wave to speed up, slow down, and/or change direction. Why?

• The reflection bounces back

• The medium /media temperature changed.

• The density of the medium/media changes.

• The pressure of the medium/media changes

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Why do we see the color white?

• White is the only color being reflected.

• White is the only color being absorbed.

• All the colors of the spectrum are being reflected.

• All the colors of the spectrum are being absorbed.

Tags

NGSS.MS-PS4-2

Using the triangle formula for wave speed, solve the problem. Use and know the the formula in your notebook.

Wave Speed= 100 m/s

Frequency= 20 Hz

wavelength= ?

• 5 m

• 2000 m

• 20 m

• 50 m

What wave behaviors are being represented?

• 1: reflection

  2: transmission 3. diffraction

• 1: transmission

  2: absorption

  3: reflection

• 1: absorption

  2: refraction

  3: reflection

• 1: diffraction

  2: transmission

  3: reflection

Tags

NGSS.MS-PS4-2