Thunder & Lightning
What is a single updraft system in a thunderstorm?
Cell
Which type of cloud is characteristically almond shaped?
Lenticular
What is a tropical low pressure system that does not have rotating winds?
Tropical disturbance
"Lines of equal heat" on a weather map are called Isobars True/False
If false what is the correct answer?
False/Isotherms
A prediction of the weather in the near future is a weather _______________.
Forecast
In meteorology, the farthest distance at which objects can be distinguished is called the _______________.
Visibility
Which type of lightning comes from the top of a large thunderstorm?
Positive cloud-to-ground lightning
The most intense type of downburst is a __________
Which type of drought is defined by its effects on an area's groundwater, streams, lakes and reservoirs?
Hydrological Drought
What instrument is used to measure high-altitude weather conditions?
Weather Balloon
The elevated water level caused by a hurricane's winds is the ________________.
Storm Surge
What extremely powerful radiation heats the molecules of the ionosphere?
Cosmic Rays
What portion of a lightning bolt produces thunder?
Return Stroke
What type of precipitation is made of raindrops that freeze into tiny balls of ice before they hit the ground?
Sleet
What is the movement of water from the earth's surface into the air and back to the surface?
Hydrologic Cycle
What instrument do meteorologists use to measure the distance from the ground to the base of clouds?
Ceilometer
What is radiation fog that extends no more than 2 Meters or 6 ft above the ground called?
Shallow Fog
What is a map that summarizes the weather conditions throughout the entire country at a single point in time?
Surface Weather Chart
What is the reflected light from high altitude lightning strikes in distant thunderstorms called?
Heat lightning
What is liquid precipitation that is between 0.2 mm and 0.5 mm in diameter?
Sleet
What indicates that a frontal Cyclone has reached its full strength?
Formation of an occluded Front
The outermost temperature layer of the atmosphere is the Thermosphere. True/False
If False what is the correct Answer
Exosphere
A tropical cyclone with wind speeds between 39 MPH and 74 MPH is a __________________.
Tropical Storm
What is the point where the solar wind pushes on Earth's magnetic field?
Magnetopause
What is the downward stream of electrons that causes a single lightning bolt to make a second strike?
What type of high level clouds form wispy streamers that look like feathers or hair?
Cirrus
What is a rotating column of air that stars on the ground and is not associated with a cloud?
Dust Devil
Air pressure decreases with altitude
When does a rotating column of air become a tornado
When it reaches the ground
What term refers to numbers and symbols on a weather map that indicate observations at a particular weather station?
Station Model