When using a rubber band, how can you change the pitch that it makes when it is struck?
By tightening or loosening the rubber band.
100
Which animal can make a large volume noise? A lion or a mouse?
A lion has a loud volume roar.
100
What makes a faster vibration? A thick rubber band or a thin rubber band?
Thin
100
Sounds travel fastest through which state of matter?
Solid
200
When you speak, what do your vocal cords do?
Vibrates as your breath passes over them
200
Which rubber band will make a higher pitch when struck? A thin rubber band or a thick rubber band?
A thin rubber band will make a higher pitch when struck.
200
What is amplification
Amplification is making the sound bigger or louder
200
Stretching a string makes it
vibrate faster
200
A soft sound has more energy than a loud sound or less energy than a loud sound?
Less energy
300
What is sound?
Vibrations that can travel through a solid, liquid or gas and can be heard when they reach a person's ear.
300
Which instrument will make a high pitched sound? A small bottle with rice or a large bottle with rice?
A small bottle with rice because there is less room therefore the vibration is faster, which makes the pitch higher.
300
How can you amplify the sound that a comb makes?
Place the comb on another object that contains air or space
300
What part of the body vibrates when a person talks?
The vocal cords
300
What surface does sound bounce off of best?
Sound bounces off of smooth surfaces best.
400
What is Pitch?
How high or low a sound is.
400
Why can a violin make a high pitch sound and a low pitch sound? What changes the pitch?
It can make both pitches because if it is played slowly the pitch is lower because the vibration lasts longer and if it played quickly the pitch is higher because the vibration is faster.
400
Which would amplify the sound more?
a. a comb on a desk
b. a comb on the floor
Comb on desk
400
Why does sound travel best or faster through solids?
Because the molecules in a solid are tightly packed so the sound travels through faster.
400
Does the vibration of a sound increase(get bigger) or decrease(get smaller) as it travels?
The vibrations of sound decreases as it travels.
500
What is volume?
How loud or soft a sound is.
500
If I had a large bell and a small bell, which one would make the highest pitch?
The small bell would make the highest pitch because there is less room for the vibration.
500
What is another word that describes volume?
Loudness
500
Sound is a form of
a. light
b. pitch
c.energy
d. volume