13. Which of the following describe a tropical Storm?
a. The wind blowing near the center is less than 63 kph.
b. The wind speed near the center is from 63 to 118 kph.
c. The wind speed near the center does not exceed 63kph.
d. All the above.

14. A weather bulletin was issued by PAGASA that a tropical depression had intensified into a tropical storm. What did this mean?
a. The wind speed remained the same.
b. The wind changed its direction.
c. The wind speed had increased.
d. The wind speed does not move.
Need na po