1. What is the most powerful typhoon that hit the Philippines in 2013? A. Ramon B. Ruping C. Sendong D. Yolanda 2. Landmasses and bodies of water affects typhoon. Which of these differentiate the characteristics of landmasses and bodies of water? A. Landmasses have more water vapour than bodies of water. B. Landmasses produce strong wind and heavy rain while bodies of water cannot. C. Landmasses strengthen typhoon while bodies of water disrupt the spin of a typhoon. D. Landmasses disrupt the spin of a typhoon while bodies of water strengthen typhoon. 3. What agency tracks the activities of typhoon that enters PAR? A. Department of Education (DepEd) B. Department of Social Welfare and Development (DSWD) C. Department of Environment and Natural Resources (DENR) D. Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) 4. Typhoon Grasya is 186 km away from Bislig City, and its landfall is expected in 3.00 hr. What is the speed of the typhoon? A. 60.0 kph B. 61.5 kph C. 62.0 kph D. 63.5 kph​