Sound Waves Multiple Choice Questions 26 PDF Download

Learn sound waves MCQs, grade 7 science test 26 for learning online courses and test prep, sound waves and echoes multiple choice questions and answers. Sound waves and echoes revision test includes science worksheets to learn for 7th grade science exam.

Science multiple choice questions (MCQ) on 'dolphins' can capture their prey using with choices infrasound, echo, eye sight and ears and sensors, sound waves and echoes quiz for competitive exam prep, summative and formative assessment interview questions with answers key. Free science study guide to learn sound waves and echoes quiz to attempt multiple choice questions based test.

MCQs on Sound Waves Quiz PDF Download Worksheets 26

MCQ. 'Dolphins' can capture their prey using

  1. echo
  2. infrasound
  3. eye sight
  4. ears and sensors

A

MCQ. When sound travels, air molecules vibrate

  1. parallel to the sound direction
  2. perpendicular to the sound direction
  3. opposite to the sound direction
  4. in the direction of the sound

D

MCQ. Highest level of frequency which human ear can detect is

  1. 2 Hz
  2. 20 Hz
  3. 20kHz
  4. 2kHz

C

MCQ. Sound travels fastest in

  1. gases
  2. liquids
  3. solids
  4. space

C

MCQ. A hand bell stimulates the

  1. movement of air particles
  2. collision of air particles
  3. vibration of air particles
  4. energy of air particles

C