What is a Cloud?

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Questions and Answers

What is the primary process that leads to the formation of clouds?

  • Heating of air through sunlight
  • Evaporation of water from the ocean
  • Cooling of air through wind
  • Condensation of water vapor into liquid droplets (correct)

What are the extremely small particles that water vapor attaches to during cloud formation?

  • Water molecules
  • Condensation nuclei (correct)
  • Cloud droplets
  • Ice crystals

What determines the type of cloud that forms?

  • Wind direction and speed
  • Humidity and air pressure
  • Altitude and temperature in the stratosphere
  • Temperature and/or altitude in the troposphere (correct)

What happens to cloud droplets when they become too heavy?

<p>They fall to earth as precipitation (B)</p> Signup and view all the answers

Why does the air temperature decrease with altitude in the troposphere?

<p>Due to the decreasing atmospheric density (A)</p> Signup and view all the answers

What happens to the air as it rises over the colder heavier air?

<p>It cools and condenses (D)</p> Signup and view all the answers

What type of clouds can extend from low to high altitudes?

<p>Cumulonimbus clouds (C)</p> Signup and view all the answers

What is a characteristic of nimbostratus clouds?

<p>They appear as thick, gray layered clouds (D)</p> Signup and view all the answers

What is a common trait of cumulonimbus clouds?

<p>They are associated with severe weather (C)</p> Signup and view all the answers

What is the primary function of nimbus clouds?

<p>To bring rain (A)</p> Signup and view all the answers

What occurs when a cold air mass moves into warmer air?

<p>Large clouds form as condensation occurs (A)</p> Signup and view all the answers

What do the names of clouds provide information about?

<p>The altitude and characteristics of the clouds (C)</p> Signup and view all the answers

What is the characteristic of cirrus clouds?

<p>They are thin and wispy (B)</p> Signup and view all the answers

What type of clouds are formed when warm air rises, cools, and condenses?

<p>Cumulonimbus clouds (A)</p> Signup and view all the answers

What is the characteristic of stratocumulus clouds?

<p>They are low altitude clouds that have come together in larger patches or in sheets/layers (B)</p> Signup and view all the answers

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