Sound and Vibrations - Science Week 3 Worksheet

What does vibrate mean?

• move back and forth very quickly

• move back and forth very slowly

• move in a straight line very quickly

• move in a straight line very slowly

Max is sorting sounds he can hear at home to make a chart. Loud: dog's bark Soft: kitten's purr Which sound should he add to the loud column?

• Clock ticking

• Door slamming

• Window opening

• Water dripping

Max is sorting sounds he can hear at home to make a chart. Loud: dog's bark Soft: kitten's purr Which sound should he add to the Soft column?

• Police siren

• Baby crying

• Soft drink fizzing

• Food processor

Which animal can make a loud sound?

• fish

• lion

• worm

• butterfly

What causes the music?

• The strings touch each other.

• The length of the strings changes.

• The strings move back and forth very quickly.

• The long neck of the banjo rolls in circles.

Which bar of the xylophone should Lama tap to make the sound with the lowest pitch?

• 1

• 2

• 3

• 4

Which bar of the xylophone should Lama tap to make the sound with the highest pitch?

• 1

• 2

• 3

• 4

Similar stringed instruments can make different sounds. A small instrument with short strings can make higher sounds. Which kind of instrument can make lower sounds?

• A small instrument with longer strings.

• A small instrument with shorter strings

• A large instrument with longer strings.

• A large instrument with shorter strings.

What does communicate mean?

• invent

• Vibrate

• share information

• travel long distances

Which of these can be used to make sound louder?

• (Image of a pillow)

• (Image of a speaker)

• (Image of a megaphone)

• (Image of drums)