Key Stage 2 (KS2) · Science

States of Matter: Practice Questions

5 multiple-choice questions marked as you go, and 5 written questions with worked solutions. All on States of Matter.

10 questions19 marksFree, no account

Question 1

1 mark

Which of the following describes the correct order of the processes in the water cycle when water moves from the ocean to the atmosphere and back to the land as rain?

Question 2

1 mark

Compare the particle arrangement in a balloon filled with air to the particle arrangement in a solid brick. Which statement is true?

Question 3

1 mark

When a gas is cooled and turns into a liquid, what is this process called?

Question 4

1 mark

Which of the following instruments is specifically used to measure the volume of a liquid in a science laboratory?

Question 5

1 mark

Which of the following processes describes a solid changing into a liquid when heat is applied?

Question 6

2 marks

What is the name of the process where a gas turns directly into a solid without becoming a liquid first?

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Question 7

3 marks

Explain how the process of evaporation is different from condensation in terms of heat energy.

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Question 8

2 marks

What are the three main states of matter that substances can exist in on Earth?

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Question 9

3 marks

States of Matter
Water can exist in three different states: ice, liquid water, and water vapor.

(a) What is the temperature in degrees Celsius (\(^{\circ}C\)) at which pure water typically boils and freezes at sea level?
(b) Describe the movement of particles when ice melts into liquid water.
(c) Explain the difference between evaporation and boiling.

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Question 10

4 marks

States of Matter
A student leaves a bowl of water outside on a hot, sunny day. A few hours later, the bowl is empty.
(a) Name the process that caused the water to disappear.
(b) Explain how the energy from the sun affected the particles in the liquid water to cause this change.
(c) If the student placed a cold glass lid over the bowl before leaving, what would they observe on the underside of the lid? Name this process.

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