As an Amazon Associate I earn from qualifying purchases.
 MCQsLlearn App Free MCQsLearn App Download - Android - iOS

Sound Waves and Echoes Questions and Answers PDF Download eBook

Sound waves and echoes Multiple Choice Questions (MCQ) to practice sound waves and echoes quiz answers PDF, 7th grade science worksheets for online degrees. Solve sound waves Multiple Choice Questions and Answers (MCQs), Sound Waves and Echoes quiz questions PDF for elementary school graduation certificate. Sound Waves and Echoes MCQs PDF: sound absorption, all around sounds, speed of sound, sound waves and echoes test prep for free online courses.

"As compare to humans, bats can hear sounds only with" Multiple Choice Questions (MCQ) on photosynthesis importance with choices low frequency, low pitch, low amplitude, and high pitch for elementary school graduation certificate. Solve sound waves quiz questions for online certificate programs for free online courses.

MCQs on Sound Waves and Echoes PDF Download eBook

MCQ: As compare to humans, bats can hear sounds only with

  1. low frequency
  2. low pitch
  3. low amplitude
  4. high pitch

D

MCQ: The use of echo to measure distance is known as

  1. echo destination
  2. echolocation
  3. echo displacement
  4. echo dictation

B

MCQ: Some fishing boats use echo to

  1. calculate the depth of water
  2. detect any predator
  3. detect shoal of fish
  4. eggs of fish

C

MCQ: Ships send a small

  1. pulse to the sea bed
  2. vibration to the tower
  3. piece of food to fish
  4. beam of sound to check the depth

A

MCQ: The longer, the echo takes, the

  1. shallower the water
  2. the deeper the water
  3. the denser the water
  4. the warmer the water

B