P4 Matter (May Holiday)

When we inverted a plastic cup with holes into a tub of water, bubbles were observed. Why?

The air in the cup escaped through the hole. As air escaped, _________ enters to fill the space in the cup.

What is the volume of water in the syringe?

• 18 ml

• 19 ml

• 20 ml

• 21 ml

What is the volume of water in the syringe?

• 8 ml

• 9 ml

• 10 ml

• 11 ml

When I poured 200ml of water from one jug to a bigger jug, I observed that the amount of water was still 200ml in the bigger jug.

Which property of liquid does the above show?

• Liquid has definite volume.

• Liquid has no definite volume.

• Liquid has no definite shape.

• Liquid cannot be compressed.

When I pressed on the pebble (solid), the size of the pebble remains the same. This means that the volume of the pebble did not change.

Which property of solid does the above show?

• Solid has definite shape.

• Solid has no definite shape.

• Solid has no definite volume.

• Solid cannot be compressed.

Solid has a definite volume since it cannot be compressed.

• True

• False

Solid has a definite shape because the solid can change its shape.

• True

• False

Based on his observations above, which property of air do you think Shaun was trying to demonstrate?

• Air has mass.

• Air occupies space.

• Air has a definite volume.

• Air does not have a definite shape.

Which property of air is illustrated in the above experiment?

• Air has mass.

• Air occupies space.

• Air can be compressed.

• Air has no definite shape.

Which property of liquids does the above diagram show?

• Liquids have mass.

• Liquids have no definite shape.

• Liquids have no definite volume.

• Liquids cannot be compressed.