How do cyclones work?

These strike fear into the hearts of people in different places on Earth.

What are cyclones in Asia known as?

What are cyclones in the Atlantic known as?

What are cyclones in the Indian and Pacific oceans known as?

A tropical cyclone starts as a low-pressure disturbance at high altitudes.

• True

• False

Caused by warm air above the sea moving upwards and surface winds pushing air in to take its place.

This has to be at least 500 km from the Equator, to rotate air masses.

What ocean temperatures are needed for cyclones to form?

___________ from warm water helps keep circulating winds moving.

What is essential to keep a tropical cyclone going?