EASY
6th CBSE
IMPORTANT
Earn 100

Melting of ice is an example of (physical/chemical) change. 

33.33% studentsanswered this correctly

Important Questions on Changes Around Us

EASY
6th CBSE
IMPORTANT
CANDID New Trends in SCIENCE 6>Chapter 6 - Changes Around Us>TEST YOUR KNOWLEDGE>Q B
Cooling causes _____ in a material. (expansion/ contraction)
EASY
6th CBSE
IMPORTANT
CANDID New Trends in SCIENCE 6>Chapter 6 - Changes Around Us>TEST YOUR KNOWLEDGE>Q B
Some changes are physical changes, some are _____ changes.
EASY
6th CBSE
IMPORTANT
CANDID New Trends in SCIENCE 6>Chapter 6 - Changes Around Us>TEST YOUR KNOWLEDGE>Q B
In _____ change, the initial substance cannot be obtained back.
EASY
6th CBSE
IMPORTANT
CANDID New Trends in SCIENCE 6>Chapter 6 - Changes Around Us>TEST YOUR KNOWLEDGE>Q C

Match the columns.

  Column A   Column B
(a) Chemical changes are  (i) Physical change
(b) Change that can be reversed (ii) Irreversible change
(c) Melting of ice (iii) Mostly irreversible
(d) Changes that cannot be reversed  (iv) Reversible change

 

EASY
6th CBSE
IMPORTANT
CANDID New Trends in SCIENCE 6>Chapter 6 - Changes Around Us>TEST YOUR KNOWLEDGE>Q D
Burning of coal is an irreversible change.
EASY
6th CBSE
IMPORTANT
CANDID New Trends in SCIENCE 6>Chapter 6 - Changes Around Us>TEST YOUR KNOWLEDGE>Q D
A new substance is formed in a reversible change.
EASY
6th CBSE
IMPORTANT
CANDID New Trends in SCIENCE 6>Chapter 6 - Changes Around Us>TEST YOUR KNOWLEDGE>Q D
Breaking of glass is a reversible change.
MEDIUM
6th CBSE
IMPORTANT
CANDID New Trends in SCIENCE 6>Chapter 6 - Changes Around Us>TEST YOUR KNOWLEDGE>Q D
Heating causes expansion in a substance.