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?
clapping hands, blowing a whistle, slamming a door, the class talking

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

EASY
Primary-Stage 5
IMPORTANT
Look at this picture. Do you think the sound is loud or quiet?

MEDIUM
Primary-Stage 5
IMPORTANT
Look at this picture. What makes the sound louder?

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.
