Question

The atmosphere is composed of several gases. The gas which is present in the largest quantity is:

Answer 1

Answer 1: Option(B) Nitrogen

Explanation:

The earth's atmosphere comprises of different gases which are Nitrogen(78%), plenty of Oxygen(21%), argon(0.9%) and remaining are the methane, gaseous oxides etc. So Nitrogen is present in largest quantity in the earth's atmosphere.

Answer 2: Option(D) Ozone

Explanation:

The Stratosphere is the second lowest layer of the earth. It contains the ozone which absorbs the UV rays coming form the sun because of which there is a rise in temperature than other layers.

Answer 3: Option(A) Heat from the earths core

Explanation:

The heat energy coming from the Sun heats the earth non-uniformly that results in the hot and cold area on the earth causes low and high air pressure.The Sun heats the earth core. When there is a hot weather the land near the sea becomes hot in comparison with the sea results in the hot wind flow from the sea.

Answer 2

1. B. Nitrogen is the greatest component of the gases in Earth's atmosphere

2. D. Ozone absorbs ultraviolet radiation

3. I would guess A. heat from the Earth's core but I'm not completely sure