Sound Waves Multiple Choice Questions 18 PDF Download

Practice sound waves MCQs, grade 7 online science test 18, speed of sound multiple choice questions and answers. Speed of sound revision test has science worksheets, helping answer key with choices as the matter it is passing through, the density of an object, energy level of sound and resistance in a matter of multiple choice questions (MCQ) with speed of sound quiz as the loss of sound energy depends on for competitive exam prep, viva interview questions. Free science study guide to practice speed of sound quiz to attempt multiple choice questions based test.

MCQs on Sound Waves Quiz PDF Download Worksheets 18

MCQ. The loss of sound energy depends on

  1. the density of an object
  2. the matter it is passing through
  3. energy level of sound
  4. resistance in a matter

B

MCQ. A component of our body that reflects x-rays is known as

  1. heart
  2. bones
  3. stomach
  4. brain

B

MCQ. Sound waves spread out from

  1. the source
  2. air
  3. water vapors
  4. object

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

MCQ. Sound moves in air because

  1. temperature is passed on
  2. humidity is passed on
  3. pressure is passed on
  4. heat is passed on

C