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Earn 100

Any substance that occupies space and has _____ is called matter. 

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Important Questions on Materials Around Us

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Solids have no fixed volume.
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Freezing makes the particles move vigorously.
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What do we study in chemistry?
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The amount of space matter takes up is called its _____.
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Molecules of liquids and gases are loosely packed.
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Solids, liquids and gases have definite shape and volume.
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Which of the following statement is true about solids?
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Which of the following is a unit of capacity?
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The smallest particle that can exist independently is the
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What happens to a substance when it dissolves in a liquid? In your own words, try to explain what the word 'dissolve' means.
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Matter is made up of molecules.
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Name three states of matter. Show diagrammatically the molecular arrangement of the three states of matter.
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If a gas cylinder leaks accidentally, it spreads very quickly. Why?
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Fill in the blank with a suitable number

(1000/100) _____ millilitres (ml) = 1 litre‌ (l).

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Give a reason for the following.
We cannot press a solid.

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What units do we use to measure liquids?
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How is capacity measured?
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Write the properties of the following substances.

1. Salt

2. Flour

3. A chapati

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Give a reason for the following.
We need a container to store a liquid.