What do you mean by buoyancy?

Important Questions on Gravitation

MEDIUM

9th CBSE

IMPORTANT

Full Marks Science>Chapter 10 - Gravitation>TEST YOUR SKILLS>Q 8

In what direction does the buoyant force on an object immersed in a liquid act?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Science>Chapter 10 - Gravitation>TEST YOUR SKILLS>Q 9

Why is it easier to swim in sea water than in river water?

EASY

9th CBSE

IMPORTANT

Full Marks Science>Chapter 10 - Gravitation>TEST YOUR SKILLS>Q 10

What is relative density?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Science>Chapter 10 - Gravitation>TEST YOUR SKILLS>Q 11

A ship made of iron does not sink but the iron rod sinks in water, why?

MEDIUM

9th CBSE

IMPORTANT

Full Marks Science>Chapter 10 - Gravitation>TEST YOUR SKILLS>Q 12

What are fluids? Why is Archimedes’ principle applicable only for fluids? Give the application of Archimedes’ principle.

MEDIUM

9th CBSE

IMPORTANT

Full Marks Science>Chapter 10 - Gravitation>TEST YOUR SKILLS>Q 13

With the help of an activity prove that the force acting on a smaller area exerts a larger pressure?