K K Gupta and Stalin Malhotra Solutions for Chapter: Wind, Storm and Cyclones, Exercise 2: Let's revise

_____ is a whirling wind, circling around a low-pressure center.

Cold air goes up but hot air comes down. 

Hurricanes are wind currents.

The centre of a cyclone is called the eye.

The rotation of the earth affects the direction of winds. 

Convection current is the movement of hot and cold air.

A tornado forms when unstable air is lifted vertically up. 

Fill the blank with correct words.
Options: Storm with lightning and thunder, Eye, Low pressure, Funnel shaped, Cloudless
Thunderstorms are _____.