Changes Around Us (CBSE Class-6 Science): Questions 1 - 7 of 7

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Question number: 1

» Changes Around Us » Could There Be Other Ways to Bring a Change? » Contraction

MCQ▾

Question

Contraction occurs on:

Choices

Choice (4) Response
a.

Cooling

b.

Heating

c. Question does not provide sufficient data or is vague
d. All of the above

Question number: 2

» Changes Around Us » Could There Be Other Ways to Bring a Change? » Expansion

MCQ▾

Question

The increase in size on heating is called as:

Choices

Choice (4) Response
a.

contraction

b.

Expansion

c. All of the above
d. Question does not provide sufficient data or is vague

Question number: 3

» Changes Around Us » Can All Changes Always Be Reversed? » Changes and Their Properties

True-False▾

Following Statement is true or false:

Change of a state is a reversible change:

Question number: 4

» Changes Around Us » Could There Be Other Ways to Bring a Change? » Melting

MCQ▾

Question

Melting of a wax is a:

Choices

Choice (4) Response
a.

Irreversible process

b.

Reversible process

c. None of the above
d. Question does not provide sufficient data or is vague

Question number: 5

» Changes Around Us » Could There Be Other Ways to Bring a Change? » Melting

MCQ▾

Question

Burning of a wax is a:

Choices

Choice (4) Response
a.

Irreversible process

b.

Reversible process

c. All of the above
d. Question does not provide sufficient data or is vague

Question number: 6

» Changes Around Us » Can All Changes Always Be Reversed? » Some Common Changes

MCQ▾

Question

Give examples of some of common changes which takes place in our everyday life are:

Choices

Choice (4) Response
a.

Formation of curd from milk, baking a chapatti

b.

Melting of ice, inflating a balloon, ironing of clothes

c.

Cooking of food, growth of a plant, rusting of iron

d.

Sourcing of milk, boiling of an egg, stretching of spring

Question number: 7

» Changes Around Us » Can All Changes Always Be Reversed? » Some Common Changes

MCQ▾

Question

Types of changes occur around us are:

Choices

Choice (4) Response
a.

Two types

b.

Change in chemical state

c.

Change in physical state

d. All of the above

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