Exams

The one word substitute for "a person who is always dissatisfied" is malcontent.

Drowsiness is the state of feeling sleepyness and tired in the day time. It affects our senses especially the sense of vision.

The book "The Other America" was written by Michael Harrington. The topic of the book 'The Other America' was Poverty was widespread in America.

Mumbai Indians

The ozone layer is a region of Earth's Stratosphere that absorbs most of the Sun's ultraviolet (UV) radiation. It contains high concentrations of ozone (O3) in relation to other parts of the atmosphere, although still small in relation to other gases in the stratosphere.

The Atmosphere is divided into 4 layers according to major changes in temperature. They are :

1. Troposphere,

2. Stratosphere,

3. Mesosphere  and

4. Thermosphere.

The farther away from earth, the thinner the atmosphere gets.