Podcast
Questions and Answers
What does a 3-second gap between the flash of lightning and the sound of thunder indicate?
What does a 3-second gap between the flash of lightning and the sound of thunder indicate?
- The storm is about a kilometer away (correct)
- The storm has already passed
- The storm is directly overhead
- The storm is far away
Which of the following materials has the fastest speed of sound?
Which of the following materials has the fastest speed of sound?
- All have the same speed of sound
- Air (dry) at 0°C
- Concrete (correct)
- Water at 0°C
What is the speed of sound in water at 0°C?
What is the speed of sound in water at 0°C?
- 330m/s
- 5000m/s
- 1400m/s (correct)
- 1500m/s
Is the speed of sound dependent on the pressure of the air?
Is the speed of sound dependent on the pressure of the air?
Do sound particles need a medium to travel?
Do sound particles need a medium to travel?
Which material has the slowest speed of sound?
Which material has the slowest speed of sound?
In which direction do the oscillations occur in longitudinal waves?
In which direction do the oscillations occur in longitudinal waves?
What are the different sections known as in longitudinal waves?
What are the different sections known as in longitudinal waves?
What type of waves are sound waves?
What type of waves are sound waves?
Which of the following materials can sound waves travel through?
Which of the following materials can sound waves travel through?
What is the speed of sound in air?
What is the speed of sound in air?
If there is a 3-second gap between a flash of lightning and the sound of thunder, how far away is the storm?
If there is a 3-second gap between a flash of lightning and the sound of thunder, how far away is the storm?
Based on the text, what is the conclusion about sound traveling through space?
Based on the text, what is the conclusion about sound traveling through space?
In which medium does sound generally travel the fastest?
In which medium does sound generally travel the fastest?
Why does sound travel faster through a solid than a gas?
Why does sound travel faster through a solid than a gas?
What is an echo according to the text?
What is an echo according to the text?
How is an echo useful for navigation, according to the text?
How is an echo useful for navigation, according to the text?
If the speed of sound in air is 330 m/s, how long would it take for a sound wave to travel 660 meters?
If the speed of sound in air is 330 m/s, how long would it take for a sound wave to travel 660 meters?
