Sound Energy Flashcards
Which term describes the highness or lowness of a sound (but not how loud or quiet the sound is )?
pitch
Which sound waves have more energy and travel farther? Loud sound waves or soft sound waves?
loud sound waves
Which term describes the loudness or quietness of a sound?
volume
What term describes a sound wave bouncing off a surface and coming back to you?
echo
What MUST sound travel through?
matter
Sound is produced by ______________.
vibrations
What is energy?
the ability to do work or make a change
This term describes how short or long a wave is (measured from peak to peak or trough to trough).
wavelength
A device that shows sound waves like a graph, from a sideways view
oscilloscope
A back-and-forth movement of something
vibration
the traveling movement created by a vibration
wave
Why can’t you hear sound in outer space?
There is nothing to vibrate.
A device that removes air from a container
vacuum pump
