/10 Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 12345678910 Chapter 11 : Sound This Quiz Contains a set of 10 Questions. The Passing Cut-off is 60%. To start the Quiz, click on the Start Button. All the Best! 1 / 10 Sound travels in water about 343 m/s 1500 m/s 6000 m/s 100 m/s 2 / 10 Animals producing infrasonic sound include bats dogs elephants cats 3 / 10 Sound travels due to vibration of particles of medium vacuum light rays electrons 4 / 10 Sound travels fastest in gases liquids solids vacuum 5 / 10 If wavelength becomes half and frequency doubles, speed halves doubles unchanged zero 6 / 10 The time gap between original sound and echo must be at least 0.01 s 0.05 s 0.1 s 1 s 7 / 10 A sound wave travels 1020 m in 3 s. Speed is 300 m/s 340 m/s 350 m/s 400 m/s 8 / 10 The outer ear mainly functions to amplify sound collect sound waves convert signals detect frequency 9 / 10 The bones in the middle ear are three two four five 10 / 10 Sound is a form of matter force pressure energy Your score is 0% Restart quiz
