_____________________ is a region where the atmospheric pressure is lower than the surrounding areas.
 2. ___________LOW PRESURE AREA___________ is a region where the atmospheric pressure at the surface is greater than its surrounding areas.
 3. _______________HANGUNG HABAGAT__________is a cool and dry wind from Siberia carrying cold weather condition and could bring rains over the eastern section of the country. 
4. A warm, moist air of the ____________________bring heavy rains to most of the western part of the country from June to September.
 5. __________________________________________is a migratory wave-like disturbance of the tropical easterlies. It is a wave along a broad easterly current and moves from east to west. 
6. ___________________________________ is the place where winds in the tropics meet, rise and form clouds, resulting in thunderstorms during certain times of the year.
 7. A _____________________ is the leading edge of a cooler mass of air, replacing at ground level a warmer mass of air, which lies within a fairly sharp surface trough of low pressure. 
8. ________________________________ is also known as the Northeast monsoon.
 9. ________________________________is also known as the Southwest monsoon. 
10.The acronym ITCZ stands for __________________________________________​