Harmful Products due to Burning of Fuels

Which of the following is not green house gas?

My grandmother tells me that winters were colder in the past than now-a days. Why climate has changed?

Write the name of the following.

An unnatural increase in the Earth's surface temperature.

Fill in the blank with a suitable word:

Due to air pollution, the Earth is getting warmer day by day and this phenomenon is called _____ (global warming/heating).

The earth is heating. The ground water is dried up, and there is melting of snow in the Himalayan mountains. What are the reasons for this? Think about it and discuss with your friends. Write here. 

Fill in the blank with an appropriate option:

The gradual increase in the temperature of the earth's atmosphere is called _____(global warming/global alarming/global heating).

The temperature is rising due to _____.

What is global warming? How is it harmful for environment? 
 

Combustion of most fuel releases oxygen.

You are not advised to burn something in a closed room because _____.

None of the fuels is clean fuel. Comment.

Choose the appropriate word and fill in the blank:

Acid rain causes _____ (formation/weathering) of rocks.

The causes of global warming are

What are the harmful effects of burning of various types of fuels?

What are the harmful effects due to increasing consumption of a fuel?

What is acid rain?

Explain the impact of climate change on our lives. How can we reduce our ‘carbon footprint’?

Draw an illustration depicting the causes of global warming.

What is global warming? What can be its consequences?

How does acid rain form? What are its effects?