Advertisements
Advertisements
प्रश्न
How is air useful to windmills?
Advertisements
उत्तर
Windmills work where there is sufficient movement of air.
APPEARS IN
संबंधित प्रश्न
Write the chemical name of The white insoluble solid formed on the reaction of carbon dioxide with lime water.
State two similarities and two differences between respiration and burning.
Name two air pollutants which cause acid rain.
State four steps to be taken to control air pollution.
Tick (√) the correct alternative from the choice given for the following statement.
Fuels which do not leave any residue on burning are
A mixture has a variable composition. Give three other reasons why air is considered a mixture and not a compound.
Name the following.
Gases that are harmful to the ozone layer
Answer in your own words.
What are the various constituents of air? Write their uses.
The capacity of air to hold moisture depends upon the ______ of the air.
______ soil has pH 7.
