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9th CBSE
IMPORTANT
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A ship going from sea water to river water has to displace more water to 

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Important Questions on Floatation

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 4 - Floatation>Check Your Progress>Q 6
State the principle of floatation.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 4 - Floatation>Check Your Progress>Q 7
Define relative density. What is the SI unit of relative density?
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9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 4 - Floatation>Check Your Progress>Q 8
An iron nail sinks in the water while an iron ship floats in water. Give reasons.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 4 - Floatation>Check Your Progress>Q 1
Define density. What is the SI unit of density?
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 4 - Floatation>Check Your Progress>Q 2
The relative density of iron is 7.8. What does this statement mean?
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 4 - Floatation>Check Your Progress>Q 3

Give reasons: A ship sinks to a  greater depth in river water than in sea water.

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 4 - Floatation>Check Your Progress>Q 3

Give reasons: Toy balloons filled with hydrogen rise to the ceiling.

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 4 - Floatation>Check Your Progress>Q 4
An object of mass 40 g has a volume of 80 cm3. Will the object float in water? Why?