Unit 1 Conceptual Multiple Choice Questions
Unit 1 Conceptual Multiple Choice Answers
Unit 1.1 Multiple Choice Questions - Waves
Unit 1.1 Multiple Choice Answers - Waves
Unit 1.3 Multiple Choice Questions - Sound
Unit 1.3 Multiple Choice Answers - Sound
Unit 1.5 Multiple Choice Questions - Doppler Effect
Unit 1.5 Multiple Choice Answers - Doppler Effect
Unit 2 - Multiple Choice - Electromagnetic Waves Questions
Unit 2 - Multiple Choice - Electromagnetic Waves Answers
Unit 2.1 Multiple Choice Extended Questions - Waves
Unit 2.1 Multiple Choice Extended Answers-Waves
Unit 3 Multiple Choice Questions
Unit 3 Multiple Choice Answers
 

Unit 1.3 Multiple Choice Questions - Sound

Multiple Choice

1. The speed of sound is typically an order of magnitude larger in solids than in gases because

A. solids are denser than gases
B. solids are less compressible than gases
C. solid objects are usually smaller than gaseous ones.
D. solids can be kept under tension

2. What happens to a sound wave as it travels from air into water?

A. Increased intensity
B. Shorter Wavelength
C. Increased frequency
D. Unchanged frequency

3. A sound wave is

A. a transverse wave
B. a longitudinal wave
C. an electromagnetic wave
D. torsional wave

4. What does -10 dB mean when it appears on a sensitive sound-level meter measuring the sound of curtains moving in a gently breeze?

A. The curtains are moving away from you
B. The frequency of the sound is too low to be audible to humans
C. The intensity of the sound is too faint to be audible to humans
D. A zero error in the instrument

Concept by Kishore Lal. Programmed by Kishore Lal... Copyright © 2015 Kishore Lal. All rights reserved.