8th Earth Science Chapters 7-9

What part of a lightning bolt produces thunder?

A tropical low pressure system that does not have rotating winds

Used to meausre high altitude weather conditions

Which type of air mass brings hot, dry, weather?

What is the downward stream of electrons that causes a single lightning bolt to make a second strike?

The most abundant gas in the homosphere

What indicates a frontal cyclone has reached its full strength?

What scale is used to classify tornadoes?

What is a wind that reverses its direction from season to season

What is radiation fog that extends no more than 2 m above the ground

What forms the brilliant flash of a lightning bolt

When does a rotating column of air become a tornado

Instrument uses a flexible, airtight metal box to meausure changes in atmospheric pressure

What term describes atmospheric conditions that limit the height to which rising air can travel?

What is the coldest point in the atmosphere

Type of drought defined by its effect on groundwater, streams, and lakes

Why does the Southern Hemisphere receive more insolation during summer than Northern Hemisphere

Process where rain forms through large cloud droplets merging into larger

What scale is used to rank hurricane strength