Question

Fill in the blanks
1. Wood, charcoal, cowdung and coal are
fuels
2.
levels in the atmosphere have increased due to combustion of fossil fue
3. The thick, black liquid obtained during processing of coke is
4. The gas
is necessary for combustion of fuels
5. Substances which produce light and heat energy are called
Match the following:
A
B
1.coke
a.sunlight​

Answer 1

Answer:

Fill in the blanks

1. Wood, charcoal, cowdung and coal are

fuels

2.

levels in the atmosphere have increased due to combustion of fossil fue

3. The thick, black liquid obtained during processing of coke is

4. The gas

is necessary for combustion of fuels

5. Substances which produce light and heat energy are called

Match the following:

A