SSLC (English Medium) इयत्ता ७ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

Questions based on Higher Order Thinking Skills:

Now answer the following questions:

1. Find the ratio of masses of spheres A and B.
2. Find the ratio of volumes of spheres A and B.
3. Find the ratio of masses of spheres A and C.

Questions based on Higher Order Thinking Skills:

Now answer the following questions.

1. Find the ratio of masses of spheres A and B.
2. Find the ratio of volumes of spheres A and B.
3. Find the ratio of masses of spheres A and C.

Questions based on Higher Order Thinking Skills:

Now answer the following questions.

1. Find the ratio of masses of spheres A and B.
2. Find the ratio of volumes of spheres A and B.
3. Find the ratio of masses of spheres A and C.

Questions based on Higher Order Thinking Skills:

Now answer the following questions.

i. Find the ratio of masses of spheres A and B.
ii. Find the ratio of volumes of spheres A and B.
iii. Find the ratio of masses of spheres A and C. 

Questions based on Higher Order Thinking Skills:

Now answer the following questions.

1. Find the ratio of masses of spheres A and B.
2. Find the ratio of volumes of spheres A and B
3. Find the ratio of masses of spheres A and C.

Questions based on Higher Order Thinking skills:

Now answer the following questions.

1. Find the ratio of masses of spheres A and B.
2. Find the ratio of volumes of spheres A and B.
3. Find the ratio of masses of spheres A and C.

Name some of the derived quantities.

What are derived quantities?

Suppose a boy is enjoying a ride on a merry go round which is moving with a constant speed of 10 m/s. It implies that the boy is

Length of scale : metre :: Speed of aeroplane : ______.

Asher says all objects having uniform speed need not have uniform velocity. Give reason.

The smallest particle of matter that can exist by itself is ______.

A compound containing one atom of carbon and two atoms of oxygen is ______.

Molecule containing more than three atoms are known as ______.

______ is the most abundant gas in the atmosphere.

Mercury: Liquid at room temperature:: Oxygen: ______.

State true of false. If false, give the correct statement.

Atoms cannot exist alone. They can only exist as groups called molecules.

State true of false. If false, give the correct statement.

Argon is mono atomic gas.

Define the following term with an example.

Element 

Define molecule.