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Important Questions on Practice Paper (Based on Chapters 9 - 12)

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8th CBSE
IMPORTANT
Start Up Science>Chapter 20 - Force and Pressure>Answer Orally>Q 2
Name the force which keeps various planets and satellites moving in their orbits.
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8th CBSE
IMPORTANT
Start Up Science>Chapter 20 - Practice Paper (Based on Chapters 9 - 12)>PRACTICE PAPER (Based on Chapters 9 to 12)>Q 1
In human beings sound is produced by the _____.
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8th CBSE
IMPORTANT
Start Up Science>Chapter 20 - Practice Paper (Based on Chapters 9 - 12)>PRACTICE PAPER (Based on Chapters 9 to 12)>Q 2
Most liquids that conduct electricity are solutions of acids, bases and salts.
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8th CBSE
IMPORTANT
Start Up Science>Chapter 20 - Practice Paper (Based on Chapters 9 - 12)>PRACTICE PAPER (Based on Chapters 9 to 12)>Q 3

The force produced by a machine is called muscular force.

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8th CBSE
IMPORTANT
Start Up Science>Chapter 20 - Practice Paper (Based on Chapters 9 - 12)>PRACTICE PAPER (Based on Chapters 9 to 12)>Q 1
What is the speed of sound in air?
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8th CBSE
IMPORTANT
Start Up Science>Chapter 20 - Practice Paper (Based on Chapters 9 - 12)>PRACTICE PAPER (Based on Chapters 9 to 12)>Q 2
What is an electrolyte?
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8th CBSE
IMPORTANT
Start Up Science>Chapter 20 - Practice Paper (Based on Chapters 9 - 12)>PRACTICE PAPER (Based on Chapters 9 to 12)>Q 3

What is a Richter Scale?

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8th CBSE
IMPORTANT
Start Up Science>Chapter 20 - Practice Paper (Based on Chapters 9 - 12)>PRACTICE PAPER (Based on Chapters 9 to 12)>Q 5

Why is sand and gravel thrown on slippery ground during rainy season?