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Sound Review

QuestionAnswer
What is sound?
What does sound need in order to travel?
This is the highness or lowness of a sound.
What does the loudness of a sound depend on?
What is intensity?
What are the 3 factors that affect the speed of sound?
Why does sound usually travel faster in solids than in liquids or gases?
What is loudness of sound measured in?
What happens to the speed of sound if temperature is increased? What if it were decreased?
What happens to the intensity of a sound wave as distance increases? What about if it decreases?
What is the Doppler effect?
What happens to the speed of sound if stiffness is increased? What if it were decreased?
What does the pitch of a sound depend on?
The waves in front of a moving sound have a higher ____________.
How does density affect the speed of sound?
Sounds louder than ________ can cause damage to your ears.
What happens to the loudness of a sound when intensity is increased? What happens when it decreases?
How is a testable question written? What is the difference between a testable question and a regular one?
Explain the difference between an independent and a dependent variable.
What are controlled variables?
Sound waves move the fastest through a _________, slower through a _________, and slowest through a _________.
High pitch= ________ frequency Low pitch= ________ frequency
You hear a train traveling toward you get louder as it passes you and then lower as it moves away from you. What has taken place?
Created by: lauren0405