Question

What is water, air and sound pollution? (8th grade)

Answer 1

1.a colourless, transparent, odourless, liquid which forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms

2. the invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen

3.Noise is generally used as an unwanted sound, or sound which produces unpleasant effects and discomfort on the ears. Sound becomes unwanted when it either interferes with normal activities such as sleeping, conversation, or disrupts or diminishes one's quality of life. Not all noise can be called noise pollution.

Answer 2

Hi friend,

Pollution is contamination of air by mixing of pollutants in air.

Water pollution is contamination of water. Water pollution occurs when the industrial waste is discharged in the water bodies without treating. This makes water smelly and water gets a colour.

Air pollution is contamination of air. This is done