Hail, Snow and Sleet

What are the different forms of precipitation mentioned in the text?

• Rain, hail, snow, sleet

• Rain, fog, mist, dew

• Rain, thunder, lightning, wind

• Rain, frost, ice, fog

A common factor for all types of precipitation to form is (a)  

• Temperature
• Clouds
• Humidity
• Sunlight

What is the role of temperature in precipitation?

• It determines the color of precipitation

• It determines the type of precipitation

• It determines the speed of precipitation

• It determines the sound of precipitation

How do hailstones form?

• By freezing rain

• By blowing raindrops into colder parts of the troposphere

• By melting snowflakes

• By evaporating water vapor

The size of hailstones when they first form is about the size of (a)  

• As big as a baseball
• As small as a grain of rice
• About the size of peas
• As large as a golf ball

The main factor in sleet formation is (a)  

• Wind
• Temperature
• Humidity
• Pressure

How does snow form in clouds?

• By melting ice crystals

• By freezing water vapor into ice crystals

• By evaporating water droplets

• By condensing fog

What happens to snowflakes when they become heavy enough?

• They evaporate

• They melt

• They fall

• They rise

What is the freezing temperature of water mentioned in the text?

• 0°C (32°F)

• 10°C (50°F)

• -10°C (14°F)

• 5°C (41°F)

What happens to snowflakes if the air is colder than 0°C from the cloud to the ground?

• They melt

• They evaporate

• They stay frozen and fall as snow

• They turn into rain