Front

How are sound waves of lower pitches different from sound waves of higher pitches? Options: They are longer, They are shorter, They are closer together, They are farther apart.

Back

They are longer

Front

A piano tuner will tighten the strings of a piano so that the pitch will be

Back

higher

Front

A guitar can change its pitch. What do you do to the strings to make a higher pitch?

Back

tighten the strings

Front

Sound is a kind of energy made by

Back

vibrations

Front

Low pitch sound wave always has

Back

a longer wavelength

Front

Caroline tapped a glass filled with water and heard a sound. Which action would raise the pitch? Options: pour some water out of the glass, put more water into the glass, heat the water, cool the water

Back

pour some water out of the glass

Front

Sound travels faster through: solids, liquids, gas

Back

solids

Front

How do we observe sound? Options: tasting, smelling, hearing, seeing

Back

hearing

Front

For vocal chords to produce a ______ pitch they must get tighter and closer together.

Back

high

Front

Which of the following best shows how sound waves travel? Options: a branch on a tree moving, a car speeding down the road, a baseball hit by a bat, a pebble dropped in a bowl of water

Back

a pebble dropped in a bowl of water