Changes around us-Grade 6

Changes around us-Grade 6

6th Grade

10 Qs

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Changes around us-Grade 6

Changes around us-Grade 6

Assessment

Quiz

Chemistry

6th Grade

Practice Problem

Hard

Created by

Ishani Sengupta

Used 30+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose the incorrect statement.

Change of bud into flower cannot be reversed

Inflating of tyre is a reversible change

Burning of a paper is an irreversible change

Burning of wood is an irreversible change

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An iron ring is heated . Which of the following statement about it is incorrect ?

The ring expands .

The ring almost comes to the same size on cooling .

The change in this case is reversed .

The ring changes its shape and the change cannot be reversed

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Changes in which heat is liberated are called-

Exothermic changes

·

Endothermic changes

Rapid changes

None of these

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose the incorrect statement related to reversible change.

Water can be converted into vapours and vice versa.

Ice can be converted to water and vice versa

Milk is converted to curd and vice versa

Balloon filled with air can be brought back to almost same shape

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is correct

Boiling of rice is a physical change

Water vapour into water is a chemical change

Baking cake in an oven is a physical change

Change of a bud into a flower is a change which cannot be reversed

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Germination of a seed is a ___________ change.

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A change that occurs during a definite time interval is known as _________.

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