Cambridge Int Science - Stage 5 - Unit 2 - Sound

Front

Lily investigates the pitch of sound. She fills four glass bottles with different amounts of water. Lily then hits each bottle with a stick and compares the pitch. Lily then draws a diagram to show her results. Which bottle contained the most air?

Back

A

Front

What is the dependent variable in Lily's investigation of sound pitch? CLUE: It is what the researcher is measuring!!!!!

Back

The dependent variable is the pitch of the sound

Front

How can Lily make the sound louder?

Back

Lily can hit the bottles with a stronger/greater force.

Front

The chart shows the volume of some different sounds. How many of the sounds have a volume of <50 units?

Back

3

Front

The chart shows the volume of some different sounds. What is the difference in volume between a jet engine and city traffic?

Back

60

Front

The pitch of a sound may be low or _______________.

Back

high

Front

The pitch of a sound may be ________ or high

Back

low

Front

Lily investigates how different surfaces affect the loudness of sound. She drops a pen onto a surface and listens to the sound it makes. Lily describes the loudness of the sound using numbers. Number 1 is the quietest and number 10 is the loudest. Here are her results. Which surface made the loudest sound? Options: A, B, C, D, E

Back

C

Front

Sound is made when an object ___________________.

Back

vibrates, vibrate

Front

High and low describe the __________________ of a sound.

Back

pitch