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Introducing new Paper mode
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15 questions
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- Multiple ChoicePlease save your changes before editing any questions.An ________ is a reflected sound.VibrationEchoPitchVolume
- Multiple ChoicePlease save your changes before editing any questions.
Sound is a form of energy produced by ______________.
Vibrations
Distances
Prisms
Forces
- Multiple ChoicePlease save your changes before editing any questions.
Sound waves travel the FASTEST through _____________.
Gases
Liquids
Solids
- Multiple ChoicePlease save your changes before editing any questions.
An object that does not vibrate cannot produce
Sound
Light
Heat
Electricity
- Multiple ChoicePlease save your changes before editing any questions.
A place where no sound exists is...
in the air.
under water.
space.
all of the above
- Multiple ChoicePlease save your changes before editing any questions.
Why do we see lightning before we hear the thunder?
Our eyes trick us.
Light travels faster than sound.
they're two separate things.
- Multiple ChoicePlease save your changes before editing any questions.
When people speak their ________ vibrate.
Ear drums
Vocal chords
Ears
Tongue
- Multiple ChoicePlease save your changes before editing any questions.
What is Pitch?
How loud or soft a sound is.
Muscle that holds vocal cords.
Movement back and forth.
How high or low a sound is.
- Multiple ChoicePlease save your changes before editing any questions.
Which device measures sound waves?
Oscilloscope
Stethoscope
Radio
None of the above
- Multiple ChoicePlease save your changes before editing any questions.
________ describes how LOUD a sound is.
Amplitude
Frequency
- Multiple ChoicePlease save your changes before editing any questions.
____________ is determined by sound's frequency
Compression
Pitch
- Multiple ChoicePlease save your changes before editing any questions.
A sound with a high frequency has a _____ pitch. A sound with a ____ frequency has a low pitch.
high, low
low, high
medium, high
high, medium
- Multiple ChoicePlease save your changes before editing any questions.
______________ sounds have a larger amplitude
Quiet
Loud
- Multiple ChoicePlease save your changes before editing any questions.
What is this?
Ear Drum
Ear Canal
Nerve
Cochlea
- Multiple ChoicePlease save your changes before editing any questions.
What is this?
Nerve
Ear canal
Cochlea
Ear Drum