Humidity and Dew Point

Which weather instrument is useful in measuring relative humidity?

• barometer
• anemometer
• psychrometer
• wind vane

A student using a weather instrument measured a wet-bulb temperature of 10 °C and a dry- bulb temperature of 16 °C.  What was the dew point?

• -10 °C
•  45 °C
• 6 °C
• 4 °C

What is the dew point when the dry-bulb temperature is 12 °C and the wet-bulb temperature is 7 °C?

• 1 °C
• -5 °C
• 28 °C
• 48 °C

A dry-bulb temperature of 30°C and a wet-bulb temperature of 29°C were recorded at a weather station. What are the relative humidity and the most likely weather conditions?

• Relative humidity is 29% with clear skies
•  Relative humidity is 29% with a good chance of snow
• Relative humidity is 93% with clear skies.
•  Relative humidity is 93% with a good chance of rain.

Tags

NGSS.MS-ESS2-5

What is the dew point when the dry-bulb temperature is 8°C and the wet-bulb temperature is 2°C?

•  28°C
•  6°C
• 3°C
• -9°C 

Tags

NGSS.HS-PS3-4

What is the dew point when the air temperature is 26°C and the relative humidity is 77%?

• 3°C
• 20°C
•  22°C
• 23°C

Tags

NGSS.MS-ESS2-5

 What is the dew point when the dry-bulb temperature is 24°C and the wet-bulb temperature is 21°C?

• 0°C
•  10°C
•  20°C
• 100°C

 What is the dew point when the dry-bulb temperature is 24°C and the wet-bulb temperature is 21°C?

•  16°C
• 18°C
• 20°C
•  21°C

The temperature at which air is saturated and condensation forms is ___.

• dew point

• humidity

• relative humidity

• precipitation

Tags

NGSS.MS-ESS2-4

The amount of water vapor in the air is known as ___.

• dew point

• humidty

• relative humidity

• rain

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-5