Properties of Matter

27 Grade 4 Integrated Science questions on Properties of Matter, with worked marking schemes. 27 questions are available on this topic in full.

1. Question 1

   4 marks

   Explain the following changes of state:

   (a) Melting.

   (b) Freezing.

   (4 marks)

   Marking scheme

   (a) Melting is the change of a solid into a liquid (usually when heated) - 2 marks. (b) Freezing is the change of a liquid into a solid (usually when cooled) - 2 marks.

2. Question 2

   1 mark

   Which of the following materials can float in water?

   A. Glass marble

   B. Metal coin

   C. Wood

   D. Stone

   (1 mark)

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3. Question 3

   1 mark

   Water is an example of a

   A. solid

   B. plasma

   C. gas

   D. liquid

   (1 mark)

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4. Question 4

   1 mark

   When cooking gas is released into a room, its smell soon fills the whole room. This is because a gas:

   A. Cannot move at all

   B. Spreads out to fill all the space available

   C. Is heavier than a solid

   D. Has a fixed shape

   (1 mark)

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5. Question 5

   1 mark

   A liquid is poured from a round jug into a tall glass. Which statement about the liquid is correct?

   A. It takes the shape of the container it is put in

   B. It disappears completely

   C. It keeps the shape of the jug

   D. It has its own fixed shape

   (1 mark)

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6. Question 6

   1 mark

   Wet clothes hung outside on a sunny day become dry. The water in the clothes changes into water vapour through:

   A. Melting

   B. Condensation

   C. Freezing

   D. Evaporation

   (1 mark)

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7. Question 7

   1 mark

   Which one of the following is a liquid at room temperature?

   A. Milk

   B. Wood

   C. Air

   D. Stone

   (1 mark)

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8. Question 8

   3 marks

   Fill in the missing change of state for each:

   (a) Ice ____ water (when heated).

   (b) Water ____ ice (when cooled).

   (c) Water ____ water vapour (when heated in the sun).

   (3 marks)

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9. Question 9

   1 mark

   An ice cube is left on a plate in the hot sun and slowly turns into water. This change of state is called:

   A. Freezing

   B. Condensation

   C. Boiling

   D. Melting

   (1 mark)

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10. Question 10

    1 mark

    Early in the morning, small drops of water are seen on the grass and on a cold glass of water. The change that forms these water drops from water vapour is called:

    A. Condensation

    B. Evaporation

    C. Freezing

    D. Melting

    (1 mark)

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11. Question 11

    1 mark

    Which one of the following is a gas?

    A. Salt

    B. Sugar

    C. Oxygen

    D. Cooking oil

    (1 mark)

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12. Question 12

    1 mark

    A cup of water is placed in a freezer overnight and becomes ice. This change of state is called:

    A. Evaporation

    B. Freezing

    C. Condensation

    D. Melting

    (1 mark)

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13. Question 13

    1 mark

    Air is an example of a

    A. liquid

    B. gas

    C. metal

    D. solid

    (1 mark)

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14. Question 14

    5 marks

    A pupil is given the following: a stone, some milk, a piece of wood, air in a balloon and cooking oil. Classify each item as a solid, a liquid or a gas.

    (5 marks)

    Marking scheme

    Stone - solid (1). Milk - liquid (1). Wood - solid (1). Air in a balloon - gas (1). Cooking oil - liquid (1). Total 5 marks.

15. Question 15

    2 marks

    During cooking, water in a sufuria is heated until it boils and steam rises. Later the steam touches a cold lid and water drops form on it.

    (a) Name the change that turns the boiling water into steam.

    (b) Name the change that turns the steam back into water drops on the lid.

    (2 marks)

    Marking scheme

    (a) Evaporation/boiling (water changing to vapour/steam) - 1 mark. (b) Condensation - 1 mark.

16. Question 16

    1 mark

    Anything that has mass (weight) and occupies space (takes up room) is called:

    A. Light

    B. Force

    C. Energy

    D. Matter

    (1 mark)

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17. Question 17

    6 marks

    Matter is found in three states.

    (a) Name the three states of matter.

    (b) Give one example of each state that can be found in a Kenyan home.

    (6 marks)

    Marking scheme

    (a) Solid, liquid and gas - 3 marks (1 each). (b) Solid example: e.g. stone, wood, sugar, iron - 1 mark; Liquid example: e.g. water, milk, cooking oil - 1 mark; Gas example: e.g. air, cooking gas, oxygen - 1 mark.

18. Question 18

    3 marks

    Give ONE property (feature) of each of the following states of matter:

    (a) A solid.

    (b) A liquid.

    (c) A gas.

    (3 marks)

    Marking scheme

    (a) Solid has a fixed/definite shape (does not flow) - 1 mark. (b) Liquid has no fixed shape - it takes the shape of its container and flows - 1 mark. (c) Gas has no fixed shape and spreads to fill all the space/container - 1 mark.

19. Question 19

    1 mark

    Which group below contains ONLY solids?

    A. Stone, wood, iron nail

    B. Water, milk, juice

    C. Stone, water, air

    D. Air, oxygen, smoke

    (1 mark)

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20. Question 20

    1 mark

    Matter is anything that has

    A. mass and occupies space

    B. energy and force

    C. colour and taste

    D. sound and light

    (1 mark)

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21. Question 21

    1 mark

    Which state of matter has a definite (fixed) shape of its own?

    A. Vapour

    B. Liquid

    C. Gas

    D. Solid

    (1 mark)

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22. Question 22

    4 marks

    (a) State what happens to the shape of a liquid when it is poured into containers of different shapes.

    (b) Explain why a solid such as a stone keeps the same shape even when moved from one place to another.

    (4 marks)

    Marking scheme

    (a) A liquid takes/changes to the shape of the container it is poured into (it has no fixed shape) - 2 marks. (b) A solid has its own fixed/definite shape, so it does not change shape when moved - 2 marks.

23. Question 23

    1 mark

    Which of the following is a solid?

    A. Stone

    B. Steam

    C. Water

    D. Air

    (1 mark)

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24. Question 24

    1 mark

    The three states of matter are

    A. big, medium and small

    B. solid, liquid and gas

    C. hard, soft and smooth

    D. hot, warm and cold

    (1 mark)

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25. Question 25

    1 mark

    Which material is magnetic?

    A. Wooden stick

    B. Iron nail

    C. Plastic ruler

    D. Rubber band

    (1 mark)

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26. Question 26

    1 mark

    A material that allows light to pass through it is called

    A. translucent

    B. transparent

    C. dark

    D. opaque

    (1 mark)

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27. Question 27

    3 marks

    A learner pushes an empty open bottle mouth-down straight into a basin of water and notices that water does not fill the bottle.

    (a) What does this show about air?

    (b) State the reason for your answer.

    (3 marks)

    Marking scheme

    (a) It shows that air occupies space (takes up room) - 1 mark. (b) The air trapped inside the bottle takes up the space, so water cannot enter/fill the bottle - 2 marks.

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