Geography - 10.What is a Cloud?

What is the main purpose of clouds in predicting weather?

• To store excess water vapor

• To create beautiful sky patterns

• To provide shade during sunny days

• To reflect sunlight and cool the Earth

What type of clouds are composed of ice crystals and exist at high altitudes?

• Cirrus clouds

• Nimbus clouds

• Cumulus clouds

• Stratus clouds

Which type of cloud reflects about 90% of incoming solar radiation, cooling the Earth?

• Cumulus clouds

• Stratus clouds

• Nimbus clouds

• Cirrus clouds

What is the term used to describe the combination of smoke and fog over a city?

• Mist

• Pollution

• Haze

• Smog

What is the main function of condensation nuclei in cloud formation?

• To create thunderstorms

• To provide a surface for water droplets to form

• To absorb excess water vapor

• To reflect sunlight

Which cloud type is known for being a sign of an approaching storm?

• Nimbus clouds

• Cirrus clouds

• Cumulus clouds

• Stratus clouds

What is the primary reason for the formation of dew on grass in the morning?

• Low air pressure

• Excessive rainfall

• High humidity levels

• Condensation of water vapor

Which region is likely to have lower humidity levels: Arctic or Caribbean?

• Both have similar humidity levels

• Caribbean

• Arctic

• Depends on the season

What is the term used to describe the temperature at which water vapor condenses back into liquid droplets?

• Freezing point

• Dew point

• Boiling point

• Evaporation point

Which type of cloud is neutral in terms of warming the atmosphere?

• Cirrus clouds

• Stratus clouds

• Cumulus clouds

• Nimbus clouds