P6 Chapter 5 - Properties of Matter

Objects are often made of more than one material because a single material may not have all the properties that the object needs. Which of the following shows the correct material used to make up the parts of a bicycle?

• Aluminium, Wood, Plastic

• Fabric, Aluminium, Rubber

• Plastic, Rubber, Wood

• Rubber, Plastic, Aluminium

Steel bars are used in the construction of buildings mainly because it is __________.

• hard

• strong

• elastic

• a good conductor of heat

The body of an aeroplane should be made of a material that is __________.

• strong and light

• dense and shiny

• elastic and opaque

• transparent and hard

Mrs Selvi wants to make a new cupboard to display her ornaments. Which material should she use to make the front of her cupboard?

• Metal

• Glass

• Fabric

• Ceramic

Copper is used to make wires in electrical appliances because it is __________.

• a conductor of heat

• an insulator of heat

• a conductor of electricity

• an insulator of electricity

Which of the following describes the density of a substance?

• It is the mass per unit area of the substance.

• It is the mass per unit length of the substance.

• It is the mass per unit volume of the substance.

• It is the mass per unit kilogram of the substance.

Refer to the diagram to answer the question. The diagram shows a beaker with oil, water, a metal cube and a Styrofoam cube. Which is the least dense substance?

• Oil

• Water

• Metal Cube

• Styrofoam cube

Refer to the diagram to answer the question. The diagram shows a beaker with oil, water, a metal cube and a Styrofoam cube. From the positions of the substances, which of the four substances is the most dense?

• Oil

• Water

• Metal Cube

• Styrofoam cube

Wood is used to make boats because it is __________.

 (1) light                 (2) hard                     (3) strong                   (4) less dense than water

• 1 and 2 only

• 3 and 4 only

• 1, 2 and 3 only

• 1, 2, 3 and 4

Material X is light and waterproof. However, it is brittle. Material X is most suitable for making __________.

 (1) pails                (2) cups                      (3) hammers              (4) flower pots

• 1 and 3 only

      

• 2 and 4 only

      

• 1 only

• 1, 2, 3 and 4