La mortífera ola de calor

The video explains heat waves as extreme weather events causing rapid temperature increases. It details how heat waves form due to high-pressure air masses and their impact, particularly in North America. The 1995 Chicago heat wave is highlighted, showing how it brought tropical conditions and resulted in significant fatalities due to the population's inability to adapt quickly.

What is a key characteristic of a heat wave?

• A decrease in humidity

• A gradual increase in temperature

• A rapid and significant rise in average temperature

• A sudden drop in temperature

How does a heat wave differ when it forms over warm waters compared to arid regions?

• It becomes cooler and less humid

• It leads to increased rainfall

• It creates more tropical conditions

• It results in lower temperatures

What was a significant source of the warm air during the 1995 Chicago heat wave?

• The Great Lakes

• The Atlantic Ocean

• The Gulf of Mexico

• The Pacific Ocean

What was the humidity level during the 1995 Chicago heat wave?

• Less than 50%

• Between 50% and 70%

• Exactly 80%

• More than 90%

How many lives were claimed by the 1995 Chicago heat wave?

• Around 100

• Around 300

• Around 525

• Around 700