SSLC (English Medium) Class 6 - Tamil Nadu Board of Secondary Education Question Bank Solutions

What are the specialties of Teak Wood?

The software is divided into ______ types based on the process.

How can we classify the software?

______ is an operating system

How water is conserved by the water management method?

Air is a pure substance.

Give the main difference between a pure substance and an impure substance.

Connect with sports Air is not a pure substance. It helps us in many ways from breathing to playing. Balloon sports are a very popular sport. Hot air is lighter than cool air. So, the balloons filled with hot air rise up. Find out more about hot air balloons.

We should include fruits and vegetables in our diet, because_______.

Calcium is an example for

Iron helps in the formation of haemoglobin.

Solids ______ on heating and ______ on cooling.

Thermal expansion is always a nuisance.

Borosilicate glass do not expand much on being heated.

Give reason for the following

An ordinary glass bottle cracks when boiling water is poured into it, but a borosilicate glass bottle does not.

What is thermal expansion?

What difference do you think heating the solid will make in their molecules?

Explain thermal expansion with suitable examples.

If you heat a circular disk with a hole, what change do you expect in the diameter of the hole? Remember that the effect of heating increases the separation between any pair of particles.

The combination of two or more cells is called a ______.