Climate change

The usual weather in a place during the year is called?

The day to day changes in the temperature, rainfall, cloud and wind in an area over a period of ten years or more is called weather.

• True

• False

Climate change can be defined as?

• Extreme coldness or wetness.

• The increase in the world`s temperature.

• A change in the world`s normal climate patterns.

Scientists believe that the Earth is now getting?

• warmer

• colder

Our Earth is surrounded by different gases that are called?

What is it that has glass walls and a glass roof, used to grow plants such as flowers and vegetables.

A greenhouse stays __________ inside, even during winters.

• colder

• the same

• warmer

This gas in the atmosphere does what the roof of a green house does?

• oxygen, helium, hydrogen

• carbondioxide, oxygen, nitrogen

High up in the mountain ranges of Himalayas and Hindu Kush there are large rivers of frozen water called?

• floods

• glaciers

• hills

Terrible floods took place in Pakistan in?

• 2010-2011

• 2009-2008

• 2007-2005