Describe working of cycle pump with diagram.

List five uses of air pressure.  

What is atmospheric pressure?

We are able to drink liquids using a straw. Explain why.

Solve the ladder word puzzle with the help of clues given alongside.

Clues

$1.$ Heavily falling water along with rising warm air producing heavy rain, lightning, sound and strong wind. $\left(12\right)$
$2.$ Cyclones originating from China sea. $\left(7\right)$
$3.$ Tornado formed over the sea. $\left(11\right)$
$4.$ Place on the earth which receives more sunlight. $\left(16\right)$
$5.$ Tropical cyclones in the Gulf of Mexico, the Caribbean Sea and Western Pacific Ocean. $\left(10\right)$
$6.$ From where colder air moves down. $\left(11\right)$
$7.$ Storms that form very suddenly on the land. $\left(7\right)$
$8.$ The atmospheric layer where the ozone layer exists. $\left(12\right)$