Subject Experts Solutions for Exercise 5: Let Us Solve

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Subject Experts Science Solutions for Exercise - Subject Experts Solutions for Exercise 5: Let Us Solve

Attempt the free practice questions from Exercise 5: Let Us Solve with hints and solutions to strengthen your understanding. Frank PRIMARY SCIENCE. solutions are prepared by Experienced Embibe Experts.

Questions from Subject Experts Solutions for Exercise 5: Let Us Solve with Hints & Solutions

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 11 - Energy and Work>Let Us Solve>Q 3

The density of sea-water is less than that of fresh water.

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 11 - Energy and Work>Let Us Solve>Q 3

The upward force exerted by a liquid is called buoyant force.

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 11 - Energy and Work>Let Us Solve>Q 3

An object that floats in water will sink in mercury.

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 11 - Energy and Work>Let Us Solve>Q 3

A crow-bar is an example of a first-class lever.

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 11 - Energy and Work>Let Us Solve>Q 3

An inclined plane makes work easier for us.

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 11 - Energy and Work>Let Us Solve>Q 3

It is easier to get a screw with a bigger pitch into a piece of wood than a screw with a smaller pitch.

MEDIUM
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 11 - Energy and Work>Let Us Solve>Q 3

A windlass is a continuously moving lever.

EASY
5th CBSE
IMPORTANT
Frank PRIMARY SCIENCE.>Chapter 11 - Energy and Work>Let Us Solve>Q 3

An object with high density floats in water.