Sound I
How high or low a sound is
What is pitch
A measure of how strong a sound is
What is volume
How sounds are made
What is objects vibrating
A larger instrument/object has a _______ pitch
What is lower
What matter can sound travel through?
Solid, liquid and gas.
The quick back and forth movement
What is vibration
the number of waves that passes a point in a certain amount of time
What is pitch (frequency)
energy in the form of vibrations that passes through matter (molecules)
What is sound
A smaller object has a _______ pitch
What is higher
What state of matter can sound travel through the best?
Solids
What can sound not travel through?
empty space
The shorter the wave the __________ the ________
What is softer and volume
The two properties of sound
What is (pitch) frequency and wavelength (volume)
When waves closer together the _______ is _______
What is pitch and higher.
What unit do we use to measure volume?
Decibles (db)
Give an example of a dependent variable in a plant growing experiment.
Answer will vary.
The taller the wave the _________ the ___________
What is volume and louder
A disturbance that moves sound energy through matter (particles/molecules)
What is a sound wave
When waves are further apart, the _______ is ________
What is pitch and lower
This part of the inner ear looks like a snail
What is the cochlea?
The loudness of a sound depends on the sound waves _____________
What is height
How I hear sound
An object vibrates and the waves compress as the sound travels to your ear drum
Three things that change the pitch of an object
What is material, size and shape
Lower pitch is caused by
What is slower vibrations and frequencies
Give an example of an independent variable in a plant growing experiment.
Answers will vary.