Subject Experts Solutions for Exercise 2: Exercises

Author:Subject Experts

Subject Experts Science Solutions for Exercise - Subject Experts Solutions for Exercise 2: Exercises

Attempt the practice questions from Exercise 2: Exercises with hints and solutions to strengthen your understanding. Millennium's Science solutions are prepared by Experienced Embibe Experts.

Questions from Subject Experts Solutions for Exercise 2: Exercises with Hints & Solutions

EASY
6th CBSE
IMPORTANT

There is always a _____ behind a change.

EASY
6th CBSE
IMPORTANT

Growth of a child is a _____ change. (reversible/irreversible)

EASY
6th CBSE
IMPORTANT

Melting of butter is a/an _____ change. (reversible/irreversible)

EASY
6th CBSE
IMPORTANT

Breaking of an egg is an irreversible change. 

MEDIUM
6th CBSE
IMPORTANT

Photosynthesis is a temporary change. 

MEDIUM
6th CBSE
IMPORTANT

Differentiate between reversible and irreversible changes.

MEDIUM
6th CBSE
IMPORTANT

Sometimes in very cold places water pipes burst. Give reason why.

MEDIUM
6th CBSE
IMPORTANT

Do all the changes involve the exchange of energy? Give examples to support your answer.