Understanding Hail Formation

What are some of the impacts of hail on the environment?

• It can cause earthquakes.

• It can increase temperatures.

• It can damage crops and vehicles.

• It can cause droughts.

What is necessary for water droplets to freeze and form hail?

• Sunlight

• Strong winds

• A piece of physical matter

• High temperatures

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What role do updrafts play in the formation of hailstones?

• They prevent hailstones from forming.

• They keep hailstones aloft, allowing them to grow.

• They push hailstones to the ground.

• They melt the hailstones.

How do hailstones develop layers?

• By absorbing sunlight

• By repeatedly being lifted and falling within the cloud

• By colliding with other hailstones

• By melting and refreezing on the ground

What is the size of the largest recorded hailstone?

• 10 centimeters

• 15 centimeters

• 25 centimeters

• 20 centimeters

What is the terminal velocity of small hailstones?

• 30 kilometers per hour

• 70 kilometers per hour

• 10 kilometers per hour

• 50 kilometers per hour

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What can happen when large hailstones hit the ground?

• They can evaporate instantly.

• They can cause fires.

• They can create new clouds.

• They can dent metal and shatter glass.

What is the potential danger of a hailstone the size of a softball?

• It can melt before reaching the ground.

• It can float in the air.

• It can travel at speeds up to 175 kilometers per hour.

• It can cause minor scratches.

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What will the next episode focus on?

• Hurricanes

• Tornadoes

• Floods

• Earthquakes

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What is the main topic of this video?

• The process of rain formation

• The formation and impact of hail

• The effects of sunlight on weather

• The causes of droughts

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