Portions of Foss Investigation 2 I-Check adapted

This student is ready to play a violin. When she pulls the bow across the strings it will make a sound. The violin makes a sound because the __________ begin to vibrate.
(Fill in the blank)
Before we had telephones, people had to find other ways to communicate over long distances. Select the two ways that use sound to communicate.

A student is pulling a rubber band away from a plastic container. When he lets go of the rubber band, it makes a sound when it hits the container.
Circle the picture that you think will produce the loudest sound.
A student is pulling a rubber band away from a plastic container. When he lets go of the rubber band, it makes a sound when it hits the container.
Mark X on the picture that you think will produce the softest sound.

If the student strikes the tubes in Box 1 from left to right, the pitch of the sound gets _________ each time.
(Fill in the blank)
If she wants to continue the pattern, which tube from Box 2 should she place next?
If she wants to change the pattern, which tube from Box 2 should she place next?