Echolocation & Ultrasound

A ____________________ is a longitudinal wave that is caused by vibrations and travels through a medium.

• light wave

• sound wave

• microwave

• water wave

Tags

NGSS.MS-PS4-1

Which mammal uses sonar to detect objects in the dark?

• Mouse
• Dog
• Bat

Tags

NGSS.MS-LS1-8

You cannot hear ultrasound because it is:

• too loud
• too quiet
• high frequency
• low frequency

Tags

NGSS.HS-PS4-1

What is ultrasound mostly used for ?

• Shipping
• Military
• Medical use
• Firefighter

Tags

NGSS.MS-PS4-2

 The sonar that boats use for ultrasound is to determine the distance that an object is underwater.

• True
• False

Tags

NGSS.MS-PS4-2

Ultrasound waves are sound waves that are too low pitched for the human ear to hear.

• True

• False

Ultrasound occurs at frequencies above 20,000 Hz.

• True

• False

Which of these animals use(s) echolocation? Choose all that apply.

• bats

• dolphins

• elephants

• cats

• owls

Which type of vibrations have the HIGHEST amount of energy?

• infrasound

• sound

• ultrasound

• They all have the same

  amount of energy.

Tags

NGSS.MS-PS4-1

In a ________________________ wave, the particles vibrate in the same direction that the wave travels, or parallel to the wave.

• light wave

• microwave

• water wave

• longitudinal wave