Weather Questions Stroms 2?

[Joshy C]

ture/false
63.the central low-pressure of a hurricane is called the eye
64.hurricanes and tornadoes both spiral about a center of low pressure.
65.the most violent stroms are hurricanes
66.most tornadoes that form at the base of a cloud never reach the ground
67.thunderstorms die out when all the rain has fallen and downdrafts are changed to updrafts.
68.tornadoes usually occur at night
69.the slope of a stationary front resembles that of a cold front.
71.hurricanes get their energy from the warm ocean water.
72.hurricanes all begin within 20 degrees from the equator.

74.hurricanes are called ____in parts of the Pacific Ocean.
b.typhons, c. cyclone, d.monsoons.

75.winds at the center of a tornado may reach __mph
a.150, b.200, c.300, d.480, e.varies, ab.none

76.a downdraft in the thunderstorm is caused by?
A.lightning, B.friction of rain frops, C.a cold air mass below the cloud, D.gravity, E.hail,AB.all, AC.none

77.tornadoes that occur over water are called?