earth

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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


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