This P4 Science SA1 paper from Henry Park (2025) covers magnets and materials across 11 questions worth 14 marks. Practise Science the way it's tested at P4 level in Singapore, with step-by-step answers on LearnBuddy.
a) Fill in each of the blanks with a correct word.
A magnet has a ____ pole and a ____ pole.
A magnet is strongest at its ____.
Performance Task 1
You are given the following items.
• a magnet
• a metal bar
Use the items given to answer the following questions.
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b) Which of the following about the metal bar is correct? Tick (✔) the correct box.
(i) Metal bar is not a magnet. It is made of a magnetic material.
(ii) Metal bar is a magnet.
(iii) Metal bar is made of a non-magnetic material.
Q1Open-ended2 marks
c) Explain how you arrived at your answer in (b).
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b) Performance Task 2
You are given the following items.
• object X
• object Y
• a cup of water
Steps
• Put objects X and Y, one at a time, in the water.
• Observe what happens when each object is placed in the water.
• Record your observation in the spaces below.
(i) Object that floats in the water: Object ____
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b) Performance Task 2
You are given the following items.
• object X
• object Y
• a cup of water
Steps
• Put objects X and Y, one at a time, in the water.
• Observe what happens when each object is placed in the water.
• Record your observation in the spaces below.
(ii) Object that sinks in the water: Object ____
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