Advertisements
Advertisements
प्रश्न
Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?
Advertisements
उत्तर
Wood is obtained from trees. Hence, trees need to be cut down for wood to be used as a fuel.
Also, burning wood releases a lot of smoke which pollutes the atmosphere.
APPEARS IN
संबंधित प्रश्न
"The ignition temperature of a fuel is 80°C". What does this mean?
Fill in the following blank with a suitable word:
The amount of heat produce by burning a unit mass of a fuel completely is known as its ............ value.
A non-renewable source of energy is:
(a) wood
(b) alcohol
(c) hydrogen gas
(d) natural gas
Describe how fossil fuels were formed.
Explain how, sun is considered to be the ultimate source of fossil fuels
Most of the sources of energy that we sue represent stored solar energy. Which of the following is not ultimately derived from the sun's energy?
(a) wind energy
(b) geothermal energy
(c) fossil fuels
(d) biomass
Who is the odd one out?
Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?
Make a list of conventional and non-conventional sources of energy. Give a brief description of harnessing one nonconventional source of energy.
Coal is one of the ______ used to cook food.
