Key Terms
The state of the atmosphere at a specific time and place is called?
What is Weather?
____ ___________determines the type of precipitation that falls to Earth.
Air Temperature
It takes millions of droplets to form a cloud. TRUE or FALSE
FALSE, Billions
Violently rotating column of air in contact with the ground?
tornado
What type of instruments are used to gather information to make weather maps? 4
computer, weather satellite, Doppler Radar, instruments attached to balloons
A person who studies the weather is called a ?
Meteorologist
Clouds are classified by _______ and __________.
What is height and shape?
When a boundary between air masses stops advancing and stays in the same place for several days, it is called?
stationary front
What are the 4 forms of precipitation?
Rain, snow, sleet and hail.
The amount of water vapor present in the air is called ?
humidity
An anemometer is an instrument that measures_________ ________.
wind speed
A wind vane measures wind direction.
TRUE
What are the 3 types of clouds?
stratus, cumulus, cirrus
Heat from the sun is absorbed by the Earth's surface.
TRUE
What is the most powerful storm?
hurricane
What are 5 things meteorologists take measurements of?
Air Pressure, wind, temperature, moisture in the air (humidity), precipitation
What is water falling from clouds?
Precipitation
Nimbus is Latin for "_________, _________ _________."
dark, rain cloud
Clouds associated with thunderstorms are called?
Cumulonimbus clouds
what are 5 factors that describe the conditions of weather?
air pressure, wind, temperature, moisture in the air, pressure