Materials

Which one of the following materials does not come from plants?

• Wool

• Wood

• Cotton

• Rubber

Mrs Tan went to the supermarket and bought some groceries. She wanted to ensure that she could carry them home in a bag that has the following properties:

- it is waterproof

- it does not tear easily

- it can be easily folded

Which of the following materials should Mrs Tan’s bag be made of?

• Glass

• Paper

• Fabric

• Plastic

Which of the following objects are made from materials that came from plants?

A: rubber ball

B: paper bag

C: metal ruler

• A and B only

• A and C only

• B and C only

• A, B and C

A car manufacturer has to decide on the best material to make the windscreen of a car. Information on the four available materials is shown in the table.

Which material is most suitable for making the windscreen?

• P

• Q

• R

• S

Which materials could A, B and C be?

• A- glass, B- cloth, C- plastic

• A- wood, B- rubber, C- metal

• A- glass, B- metal, C- rubber

• A- cloth, B- plastic, C- wood

Luke placed some weights on each of the four rods as shown in the diagram. He measure the mass of the weights added before the rod broke and recorded his observations in the table.

Based on Luke’s observations, which material is most suitable for making a bag that can carry 1kg of apples?

• P

• Q

• R

• S

Study the flow chart carefully. Which of the following objects can be placed at Y?

• Cork

• Knife

• Towel

• Paper

The diagram shows a tent with a part labeled X. Alan set up the tent with Part X so that the tent will be able to stand upright without falling down. Which of the following properties of Part X will allow him to do so?

• Hard

• Rough

• Strength

• Waterproof

Object Z is used to open the lid of the tin shown in the diagram.

Which one of the following materials is most suitable to make object Z?

• Metal

• Glass

• Fabric

• Rubber

Materials used to make raincoats, umbrellas and plastic bags should be _______________.

W: soft

X: flexible

Y: waterproof

Z: transparent

• Y only

• X and Y only

• W and X only

• W, X, Y and Z