EASY
Primary-Stage 5
IMPORTANT
Earn 100

There are different sounds:
clapping hands, blowing a whistle, slamming a door, the class talking

Which sound is loudest?

Important Questions on Sound

EASY
Primary-Stage 5
IMPORTANT

There are different sounds:
clapping hands, blowing a whistle, slamming a door, the class talking

Which sound is quietest?

EASY
Primary-Stage 5
IMPORTANT

There are different sounds:
clapping hands, blowing a whistle, slamming a door, the class talking

Identify the dependent variable.

EASY
Primary-Stage 5
IMPORTANT
If a group of singers sings quietly, how will the vibrations change?
MEDIUM
Primary-Stage 5
IMPORTANT
Explain why some sounds are loud and other sounds are quiet.
EASY
Primary-Stage 5
IMPORTANT
What type of vibrations cause a loud sound?
EASY
Primary-Stage 5
IMPORTANT

Look at this picture. Do you think the sound is loud or quiet?

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MEDIUM
Primary-Stage 5
IMPORTANT

Look at this picture. What makes the sound louder?

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MEDIUM
Primary-Stage 5
IMPORTANT

Look at the pictures. A source of sound such as a clock and a long cardboard tube is used. Identify the control variable? Explain why it is the control variable.

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