P4 Matter

The diagram below shows a 300 cm³ container containing 100 cm³ of water and a metal ball of volume 50 cm³. The container is connected to a pump containing 100 cm³ of air. When the plunger is pushed down, the air in the pump goes into the container.

What is the volume of air in the container?

• 50 cm3

• 100 cm3

• 150 cm3

• 200 cm3

Iskandar pushed a balloon into a plastic bottle and stretched its mouthpiece over the opening for the bottle. Then he blew into the bottle but the balloon could not inflate fully as shown in the picture below.

Which of the following actions could cause the balloon to inflate more fully within the bottle?

• Use a glass bottle.

• Make a hole in the bottle.

• Make a hole in the balloon.

• Pour water into the balloon

Noah blew into a deflated balloon in a bottle. After a while, he found it hard to inflate the balloon

Which one of the following explains Noah’s observations?

The air in the _______________________.

• bottle has a definite volume

• bottle cannot be compressed further

• balloon has no definite shape

• balloon does not have a definite volume

The diagram shows 3 substances D, E and F in 3 similar containers.
Based on the diagram, which of the following statements are definitely correct? 

A – Substance D is a solid. 
B – Substance E is a solid. 
C – Substance F takes the shape of the container. 
D – Substances D, E and F have a definite volume.

• A and D

• B and C

• B, C and D

• A, B, C and D

Shu Wen compared 4 different objects, A, B, C and D on balances as shown.

Which one of the following statements is true?

• B has a smaller mass than D.

• C has a smaller mass than A.

• B has a greater mass than A.

• A has a greater mass than D.

Based on the flow chart, which one of the following correctly identifies X, Y and Z?

• X: music Y: oxygen Z: honey

• X: ice Y: oxygen Z: sand

• X: radio Y: water Z: petrol

• X: fire Y: milk Z: saliva

Vijay wanted to find the volumes of Object M and a rubber stopper. He first dropped Object M into a measuring cylinder with 50 cm³ of water. Then, he tied the stopper to Object M as shown.

What are the likely volumes (cm3) of Object M and the rubber stopper?

• M: 20 Stopper: 30

• M: 30 Stopper: 20

• M: 50 Stopper: 100

• M: 80 Stopper: 20