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# Question Bank Solutions for ICSE Class 7 - CISCE - Physics

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Write true or false for a given statement.

The density of water is maximum at 4°C.

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Write true or false for a given statement.

The speed 5 ms-1 is less than 25 km h-1.

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Fill in the blank

l m3 =..........cm3

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Fill in the blank

Mass = density × _______

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Fill in the blank

1 g cm-3 = _______ kg m-3.

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Fill in the blank

36 km h-1 = _______ ms-1.

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Fill in the blank

Distance travelled d = ________ × time t

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Match the following:

 Column A Column B 1.Volume of a liquid 1. kg m^-3 2. Area of a leaf 2. m^3 3. S.I. unit of volume 3. graph paper 4. S.I. unit of density 4. m s^-1 5. S.I.unit of speed 5. measuring cylinder
 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Select the correct alternative

One litre is equal to :

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Select the correct alternative

A piece of paper of dimensions 1.5 m x 20 cm has area :

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Select the correct alternative

The correct relation is :

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Select the correct alternative

The density of aluminium is 2.7 g cm-3 and of brass is 8.4 g cm-3. For the same mass, the volume of:

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Select the correct alternative

A block of wood of density 0.8 g cm-3 has a volume of 60 cm3. The mass of block will be :

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Select the correct alternative

A boy travels a distance 150 m in 1 minute. His speed is

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Select the correct alternative

The correct relation for speed is

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Define the term density of a substance.

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Arrange the following substances in order of their increasing density:
(a) iron
(b) cork
(c) brass
(d) water
(e) mercury

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

How does the density of water changes when  it is heated from 0°C to 4°C,

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

How does the density of water changes when it is heated from 4°C to 10°C ?

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement

Explain the meaning of the term speed.

 Physical Quantities and Measurement
Chapter:  Physical Quantities and Measurement
Concept: Concept of Physical Quantities and Measurement
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