SSLC (English Medium) इयत्ता ८ - Tamil Nadu Board of Secondary Education Question Bank Solutions

Which has greater viscosity, oil or honey? Why?

Explain the working of thermos flask.

Noise is produced by

Which of the following may be caused by noise?

What are the hazards of noise pollution?

Mention a few measures to be taken to reduce the effect of noise pollution.

How does planting trees help in reducing noise pollution?

What steps should be taken to reduce the effect of noise pollution?

The element which possesses the character of both metals and non metals are called ______.

______ is used as semiconductor.

Give two examples for metalloids.

Write three properties of metalloids.

Which of the following is true about oxygen?

Aerated water contains

Solvay process is a method to manufacture

Carbon dioxide with water changes

Nitrogen is _______ than air.

Match the following.

List out the uses of nitrogen.

Write about the reaction of nitrogen with non metals.