earth
Which of the following tools can be used to determine humidity? Select all that apply.
(WRONG) Hygrometers Hair
The main source of a hurricane's energy comes from _____.
(WRONG) water
Which of the following are true when meteorologists predict the weather? Select all that apply.
Start with computer generated weather models Short-term forecasts are usually accurate Predicting storms is difficult because the atmosphere is so dynamic
What safety tips should you keep in mind during a thunderstorm? Select all that apply.
Take shelter in a building Crouch in a low place, never under a tree Get out of water as soon as possible Do not touch electrical equipment
Doppler effect
a change in the frequency of sound or light waves that can be used to determine the direction of movement of a wave source
drought
a long period of unusually dry weather
Radiosonde
a transmitter sent up in a weather balloon to send measurements of air temperature, humidity, wind speed, and wind direction
A _____ is an instrument that can detect an upcoming tornado.
doppler radar
To do your part during a drought, you should _____.
fix leaky faucets use a broom to sweep your driveway instead of spraying it with a hose
Always flee to higher ground in case of a _____.
flood
barometer
measures air pressure
Hygrometer
measures humidity
Psychrometer
measures relative humidity using a pair of dry bulb and wet bulb thermometers
Doppler radar
measures the location and strength of precipitation
anemometer
measures wind speed
Weather stations send up weather balloons with _____ to transmit temperature, humidity, wind speed, and wind direction measurements.
radiosondes
desertification
the spread of desert environments
measure air temperature and _____measure air pressure.
thermometers, barometers
Meteorologists forecast weather by _____.
tracking air masses and fronts inputting weather data into a computer using personal knowledge of the area all of the above
wind shear
when winds change direction and speed up into the atmosphere
A tropical storm can turn into a hurricane when _____.
wind speed goes above 74 miles per hour
This image is an example of a _____.
wind vane
Tornadoes are common in areas of flat plains because _____.
winds are able to flow without obstruction
If you think a hurricane has passed over you, stay indoors because _____.
you may just be in the "eye" of the hurricane