Weather Variables

Question 1

Meteorologists:

Answer 1

• “weather reporter”

- Collects and studies weather variables to make a prediction about the weather

Question 2

Weather Variables Definition:

Answer 2

• Measurable factors that tell us the condition of the atmosphere at any given time
• Require instruments to measure
• Change constantly
• Give us the weather

Question 3

Variables List:

Answer 3

• Temperature
• Atmospheric Pressure
• Wind
• Humidity

Question 4

Temperature:

Answer 4

• The measure of the average kinetic energy in a system
• Sun to Earth interaction determines the temperature
• Measured with a thermometer (Celsius or Fahrenheit)

Question 5

Atmospheric Pressure:

Answer 5

• Caused by the weight of the air
• Air is lighter if it has more moisture in it
• Measured with a barometer
• Units are millibars (mb) or inches (in)

Question 6

Wind:

Answer 6

-Caused by the unequal heating of Earth’s atmosphere
-Measured with an anemometer or a wind vane
Units are mph or knots

Question 7

Humidity:

Answer 7

• Caused by the amount of moisture in the air

- Measured with a hydrometer or a sling psychrometer (%)