A. Super typhoon B. Tropical storm C. Tropical depression D. Typhoon Which wave can travel through the inner layers of the earth? A. Primary waves B. Surface waves C. Secondary waves D. Body waves Why is the Philippines prone to typhoons? A. Near the equator B. Absence of landmass C. Lower latitude D. All of the above A tropical depression has winds with speed range of A. 30 kph to 60 kph near the center C. 100 kph to 185 kph near the center B. 60 kph to 100 kph near the center D. greater than 185 kph What is the other term for P waves? A. Transverse waves B. Body waves C. compressional waves D. Surface waves On a weather report, it is said that the incoming tropical cyclone has a wind speed of 215 kph. What is the category of the incoming tropical cyclone? A. Tropical depression B. Typhoon C. Tropical storm D. Super typhoon For a tropical cyclone to develop, it requires A. warm ocean water B. high altitude of winds C. high pressured vapor D. freezing ocean What phase of matter that secondary wave cannot travel through? A. Gases only B. Solids only C. Liquids only D. Solids and liquids In plotting the PAR, the vertical lines going to the North is called A. Latitude B. Equator C. Longitude D. Pole Which of the following is NOT TRUE about the primary wave? A. It can travel through solids and liquids. C. It is a kind of body wave. B. It is also known as transverse waves. D. It is the fastest wave. Low pressure area (LPA) during stormy weather is a region where in pressure is A. High B. Hot C. Low D. High and Low How does a secondary seismic wave travel? A. It travels through solids only C. It travels through liquids only B. It travels through solids and liquids D. It travels through gases only The term typhoon is used only in the North Western part of the A. Arctic Ocean B. Indian Ocean C. Pacific Ocean D. Atlantic Ocean What is the outermost layer of the Earth? A. Core B. Crust C. Epicenter D. Mantle How does secondary wave move? A. It moves side to side as the wave travels backward. B. It moves vertically as the wave travels backward. C. It moves horizontally as the wave travels forward. D. It moves in perpendicular direction and moves in up and down or side to side as the wave travels forward. Philippines is geographically located along the Pacific region near the equator. How it can affect us? A. Philippines is prone to earthquake C. Philippines is prone to typhoon B. Philippines is prone to tsunami D. Philippines is prone to volcanic eruption Which of the following is being referred to when P wave and S wave travel at the interior of the earth? C. Earth waves B. Earthquakes D. Surface waves A. Body waves In what direction did the tropical cyclones move? C. East of Luzon A. Westward part of Luzon D. Northeast part of Luzon B. Northwest part of Luzon What does P in a P wave mean? B. Penetrate C. Perimeter D. Primary A. Partial Which instrument records the shaking of the earth's surface caused by seismic waves? C. Richter Scale D. Mercalli Scale A. Seismograph B. Seismology What government agency is responsible for monitoring and giving storm warning signals about a tropical cyclone? B. PHIVOLCS C. PAGASA D. DILG A. DENR Which of the following is TRUE about the S wave? A. It is the fastest kind of seismic wave. C. It is the first to arrive at the seismic station B. It is also known as the longitudinal wave. D. It is slower than the P wave. A typhoon will be called “Hurricane" if it crosses the C China Sea D. Suez Canal A. Atlantic Ocean B. Persian Gulf