Term | Definition |
air mass | Which thunderstorm is most likely to occur within a mT (maritime tropical) parcel of air? |
convective lifting | Air mass thunderstorms form primarily due to __________. |
cumulonimbus incus | At which of the following stages of air mass thunderstorm development would you find the tallest largest cumulus type cloud? |
downdrafts | In a dissipating air mass thunderstorm, __________ dominate |
2 pm - 9 pm | Which of the following times might one expect an air mass thunderstorm to occur |
June | In what month do we record the most thunderstorm wind events in the U.S.A. ? |
Florida | Air mass thunderstorms are more common in which of the following U.S. states? |
multicell | “Training”, heavy continuous rains, multiple thunderstorms passing over an area can be caused by __________ thunderstorms |
cold | Which type of front is more likely to produce thunderstorm weather? |
different | Multicell thunderstorms have thunderstorm cells in ____ stage of development? |
supercell | Which of the following thunderstorms is at its maximum intensity after midnight? |
wall cloud | Which of the following cloud characteristics is indicative of the mesocyclone at the bottom of the thunderstorm? |
back portion, bottom of cloud | Which type of mammary (mammatus) clouds might you find associated with the rear-flanking downdraft of a thunderstorm? |
rotating updraft | The term mesocyclone refers to what in a thunderstorm? |
mesoscale convective complexes | In which group of thunderstorms are the individual thunderstorms all in the same stage of development |
parallel, cold | Frontal thunderstorms form _____ to a _____ front. |
overshooting top | Which of the following cloud characteristics is indicative of a mesocyclone at the top of a thunderstorm ? |
SW | The mesocyclone of a supercell thunderstorm is most likely found in which sector of the storm? |
wind shear | The distorted V seen is SRM radar images indicates: |
mesoscale convective complexes | Super outbreaks of tornadoes are associated with which thunderstorm complexes? |
negative | The bottom of a cumulonimbus cloud tends to have a _____ charge. |
graupel and ice crystals | Charge separation in a thunderstorm involves which substances' interactions? |
positive, top | "Bolts from the blue” are most likely __________ lightning and originates in the __________ of a thundercloud |
stepped ladder | The first lightning strike to move out of the bottom of a cloud and get within 50 meters of the ground is called |
positive | The most ‘powerful’ type of lightning based on the distance traveled from a storm would be _____ lightning. |
negative, intracloud | The most common form of lightning is called |
positive streamers | Positive charges that stream off of high points at the Earth surface are called: |
return stroke | In talking about negative lightning, which part of a cloud to ground lightning strike carries the most electrical current? |
forked | Lightning that shows branches as it flashes in the sky is called: |
heat | Lightning that is too far away to hear the thunder is called _____ lightning. |
air pressure | Thunder is caused by rapidly expanding ___ _______ decaying to an acoustic wave |
3 | If you see a lightning bolt and hear thunder 15 seconds later, the lightning bolt was _____ miles away from you. |
same areas | Lightning is more common along the Gulf of Mexico because
air mass thunderstorms are more common in the _____ _____ |
positive streamers | When a negative cloud to ground lightning bolt gets close to the ground, it typically meets the _____ rising up to meet the bolt |
parts, times | Thunder makes a rumbling noise because sound from different _____ of the lightning bolt reach the hearer at different _____ |
thunderstorms | The charge separation between the Earth's surface and top of the atmosphere is maintained by _______. |
negative, intracloud | Sheet lightning is what general type of lightning? |
2-3 | In New York State, you have a chance that lightning will strike within a half mile (kilometer) of you at least ____ times per year |
positive shadow | Charges that follow a thunderstorm because they are attracted to the bottom of a thunderstorms are called: |
1-2 cm | A typical lightning stroke is ____ wide at the surface of the Earth. |