Sound Review 1

______________________________ is the highness or lowness of a sound as determined by its vibration.

• Vibration

• A sound wave

• Volume

• Pitch

You will see a flash of lightening before you hear the thunder that goes with it because-

• the eye is quicker than the ear
• thunder occurs much later than lightening
• sound travels faster through the  atmosphere than light
• light travels faster through the atmosphere than sound

Why does cupping your hands around your mouth when you shout make the sound travel further?

• The sound spreads out.
• Your voice gets louder.
• You are screaming.
• The sound energy is directed in one direction.

Sound that is reflected is called a(n) ___________ .

• echo

• refraction

• decibel

• transmission

Why do shorter wind instruments produce a higher pitch sound?

• The chamber(column) is longer.

• They have strings.

• The chamber(column) is shorter.

• The chamber(column) is wider.

Sound is a form of? 

• energy
• pitch
• volume

A long string makes a _______ pitch than a short string.

• louder

• softer

• higher

• lower

The highest pitch is made by the _______ instrument.

• biggest
• wooden
• smallest
• shiniest

Why is sound able to travel faster through a solid than a gas?

• Gas molecules are packed tightly.
• Sound does not travel faster through a solid than a gas.
• Solid molecules are packed tightly.
• Gas molecules move slowly.

A short string makes a _______ pitch than a long string.

• louder

• softer

• higher

• lower