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Chapter 1 - Matter in Our Surroundings
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Q 9
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HARD
9th CBSE
IMPORTANT
Earn 100
State the differences between solid, liquid and gas.
Important Questions on Matter in Our Surroundings
MEDIUM
9th CBSE
IMPORTANT
Full Marks Science
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Chapter 1 - Matter in Our Surroundings
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TEST YOUR SKILLS
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Q 10
Pressure and temperature determine the state of a substance. Explain.
MEDIUM
9th CBSE
IMPORTANT
Full Marks Science
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Chapter 1 - Matter in Our Surroundings
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Q 11
Give Reasons: Water kept in earthen pots become cool during summer
MEDIUM
9th CBSE
IMPORTANT
Full Marks Science
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Chapter 1 - Matter in Our Surroundings
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Q 12
Give Reasons: Naphthalene balls disappear with time without leaving any solid
MEDIUM
9th CBSE
IMPORTANT
Full Marks Science
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Chapter 1 - Matter in Our Surroundings
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TEST YOUR SKILLS
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Q 13
Give Reasons: A gas fills completely the vessel in which it is kept.