What is the atmosphere?What are the main components of the

atmosphere?Which is the most abundant gas of the

atmosphere?Where is carbon dioxide produced?Where is oxygen produced?

Is the atmosphere homogeneous?Where are most of the gases concentrated?Are the gases in motion or static?How many layers can we identify to study the

atmosphere?. Say the names starting from the closest to the Earth´s surface.

Say the kilometres.Is the altitude of the troposphere in the poles

higher or lower than in the Equator?. Why?What happens in this layer?Does the temperature increase or decrease

with altitude?

Kilometres?What important things happen here?The temperature with altitude………….

KilometresWhat happens in this layer?The temperature………….

It extends from_____ to ________ kmWhat happens here?The temperature as we go up in this

layer……………………Why?

IT IS THE OUTER LAYERIs the concentration of gases here, high or

low?

Carbon dioxideOxygenWater vapourNitrogenThe atmosphere. Why is the atmosphere so

important?

What is air pollution?Give examples of pollutantsWhat are the main air pollution problems?Is the greenhouse effect an air pollution

problem?. Why?Say the main greenhouse gasesWhat are the causes of the increase in the

greenhouse effect?Name two consequences of the increase in

the greenhouse effect

The hole in the ozone layer is a real hole over the Antarctica

The hole in the ozone layer is caused by the CFCs, chlorine atoms.

The acid rain is caused by carbon dioxide and methane

The Acid rain can be acidic rain, snow or hailGlobal warming is a consequence of the acid

rainThe sulphur oxides and nitrogen oxides cause

the acid rain