Sound Waves Multiple Choice Questions 27 PDF Download

Learn sound waves MCQs, grade 7 online science test 27, musical instruments multiple choice questions and answers. Musical instruments revision test has science worksheets, helping answer key with choices as piano and violin, piano and guitar, guitar and violin and harp and piano of multiple choice questions (MCQ) with musical instruments quiz as two similar string instruments are for competitive exam prep, viva interview questions. Free science study guide to practice musical instruments quiz to attempt multiple choice questions based test.

MCQs on Sound Waves Quiz PDF Download Worksheets 27

MCQ. Two similar string instruments are

  1. piano and guitar
  2. piano and violin
  3. guitar and violin
  4. harp and piano

C

MCQ. Notes are put together to produce a pleasing sound known as

  1. noise
  2. pitch
  3. music
  4. phase

C

MCQ. Sounds with a high frequency which a human ear can detect are known as

  1. infrasound
  2. ultrasounds
  3. high sounds
  4. low sounds

B

MCQ. When the hand bell stimulates air particles,

  1. temperature increases
  2. pressure increases in the air
  3. both temperature and pressure decreases in the air
  4. humidity of air keeps on increasing and decreasing

B

MCQ. To avoid noise from the surroundings

  1. soft curtains should be used
  2. hard curtains should be used
  3. glass windows should be used
  4. vacuum windows should be used

B