Diagram shows two pictures of different substances, M , N and O.

soil

Miron

Nwater

O

i. ___________________ ii. ____________________ iii. ___________________

On Diagram above, label the substance M , N and O with the following words. Mixture Element Compound

[ 3 marks ]

Based on Diagram, what is the method to separate substance O ? ________________________________________________________________[ 1 mark ]

An iron nail is a metallic substance.State one characteristic of metallic substance.

__________________________________________________________________[ 1 mark ]

Diagram shows the arrangement of the particles of substances J and K.

J

K

Based on Diagram above , state one example of substances J and K.

i. Substance J : ________________________________________________

ii. Substance K : _________________________________________________[ 2 marks ]

Question

Diagram shows the densities of three solids J , K , L and two liquids P and Q.

P

-3( 1.9 g cm )

J -3( 12.9 g cm )

K -3( 0.35 g cm )

Q

-3( 0.9 g cm )

L -3( 1.2 g cm )

Arrange the solids and liquids in Diagram 3. 1 in sequence of ascending order based on their densities

[ 2 marks ]

Solids J , K , L and liquids P and Q are placed in a measuring cylinder . In Diagram below , arrange and draw the positions of the solids and the liquids in the cylinder.

Diagram[ 3 marks ]

Solids N has density of 23.2 g cm-3 . State the position of solid N when it is put into the cylinder in Diagram above.

_________________________________________________________________[ 1 mark ]

Using the concept of density, state two examples of application the density in our daily life.

i. __________________________________________________________

ii. __________________________________________________________

[ 2 marks ]