Question

Answer the following questions (Any 3)

9

1) What is meant by subatomic particle? Give brief information. Of three subatomic particles with reference to electrical charge, mass and

location.

2] What are the adverse effect of corrosion?

3] Suggest four preventive measures for air pollution. 4) Effects of landslide.

5] Describe the construction and working of an electric bell with the help

of diagram​

Answer 1

Answer:

1 Ans:-Subatomic particles are particles that are smaller than the atom. Protons, neutrons, and electrons are the three main subatomic particles found in an atom. Protons have a positive (+) charge. An easy way to remember this is to remember that both proton and positive start with the letter "P."

2 Ans:-Corrosion causes plant shutdowns, waste of valuable resources, loss or contamination of product, reduction in efficiency, costly maintenance, and expensive overdesign.

3 Ans:-Reduce the number of trips you take in your car. Reduce or eliminate fireplace and wood stove use. Avoid burning leaves, trash, and other materials. Avoid using gas-powered lawn and garden equipment.

hope it helps you