11. At what speed does a tropical cyclone become a typhoon or hurricane?

A.61kph or less
B. 63kph to 117kph
C. 119kph or more
D. none of the choices given

12. Why does the Philippines experience several typhoons in a year?

A.The Philippines near the Pacific Ocean B. The Philippines lies in the typhoon belt
C. The Philippines is the center of all the typhoons.
D. The Philippines is the beautiful country in the world.

13. How does a hurricane differ from a typhoon?

A. A typhoon is stronger than hurricane. B. A typhoon has a wind speed of 120 to 300kph while hurricane has the speed 160pkh.
C. A typhoon usually causes rain, stormy weather while hurricane has a great effect on the weather,
D. A typhoon has a wind speed greater than 118kph while a hurricane is a tropical storm with sustained winds at 120kph​