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Biblioteka

Investigation 2 I-Check

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Posljednje ažuriranje over 5 years ago
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Portions of Foss Investigation 2 I-Check adapted

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2
Pitanje 1
1.

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)

Pitanje 2
2.

Before we had telephones, people had to find other ways to communicate over long distances. Select the two ways that use sound to communicate.

1
Pitanje 3
3.

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.

1
Pitanje 4
4.

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.

1
Pitanje 5
5.

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)

1
1
Pitanje 6
6.

If she wants to continue the pattern, which tube from Box 2 should she place next?

Pitanje 7
7.

If she wants to change the pattern, which tube from Box 2 should she place next?