Qualities of Air and Weather Instruments

Multiple Choice

What percentage of Earth's atmosphere is Nitrogen?

• 78%

• 21%

• 0.04%

Match

Match the following

• altitude

• density

• air pressure

• humidity

• temperature

how high above the surface

how closely packed the particles are

the weight of air pushing down

the moisture found in air

amount of thermal energy in atmosphere

• how high above the surface

• how closely packed the particles are

• the weight of air pushing down

• the moisture found in air

• amount of thermal energy in atmosphere

Multiple Choice

As altitude increases, air pressure __________

• increases

• decreases

Multiple Choice

Barometers measure

• wind speed

• temperature

• humidity

• air pressure

Multiple Select

High pressure indicates ______ air and _________ skies

• dry

• rain

• clear

• cloudy

Multiple Select

Low pressure indicates ________ weather and ________ skies

• dry

• clear

• rainy

• cloudy

Multiple Choice

Hygrometers measure

• temperature

• humidity

• wind speed

• air pressure

Multiple Choice

Thermometers measure

• wind speed

• temperature

• humidity

• air pressure

Multiple Choice

The type of _______________ depends on the temperature

• weather

• precipitation

• wind

Multiple Choice

What does an anemometer measure?

• air pressure

• humidity

• wind speed

• temperature

Multiple Choice

Changes in wind speed often indicate changes in

• weather

• atmosphere

Multiple Choice

What does this weather instrument measure?

• humidity

• wind speed

• air pressure

• temperature

Multiple Choice

What does this weather instrument measure?

• humidity

• wind speed

• air pressure

• temperature

Multiple Choice

What does this weather instrument measure?

• humidity

• wind speed

• air pressure

• temperature

Multiple Choice

What does this weather instrument measure?

• humidity

• wind speed

• air pressure

• temperature

Multiple Choice

Measures temperature

• anemometer

• hygrometer

• thermometer

• barometer

Multiple Choice

Measures air pressure

• anemometer

• hygrometer

• thermometer

• barometer

Multiple Choice

Measures humidity

• anemometer

• hygrometer

• thermometer

• barometer

Multiple Choice

Measures wind speed

• anemometer

• hygrometer

• thermometer

• barometer

Poll

How do you feel about your knowledge of weather tools?

• I knew this before we started

• I know it

• I need to review a couple of these

• What is a weather tool?