The Water Cycle
Historical Disasters
Floods, Droughts, Wildfire & Landslides
Earthquakes, Tsunamis and Volcanos
Tornadoes & Hurricanes
100

This process happens when water changes from liquid to gas.

What is evaporation?

100

This famous volcano destroyed the city of Pompeii in 79 CE.

What is Mt. Vesuvius?

100

This is a hazard that occurs when too much water is on normally dry land.

What is a flood?

100

The scale used to measure earthquake strength.

What is the Moment Magnitude Scale (or Richter scale)?

100

This hazard forms over warm water.

What is a hurricane?

200

Clouds form during this part of the water cycle.

What is condensation?

200

The 2011 tsunami hit this country.

What is Japan?

200

Too little rainfall over a long period of time.

What is a drought?

200

A tsunami is usually caused by this event under the ocean.

What is an earthquake?

200

This hazard forms over land.

What is a tornado?

300

This part of the cycle returns water to the ground from clouds.

What is precipitation?

300

The Dust Bowl of the 1930s was mainly caused by this type of disaster.

What is a drought?

300

This hazard occurs when a mass of rock, soil, or debris slides down a slope, primarily driven by gravity

What is a landslide?

300

Earthquakes happen when these giant pieces of Earth’s crust move.

What are tectonic plates?

300

This is the measurement scale for a tornado.

What is the Enhanced Fujita (EF) Scale?

400

Plants release water vapor into the air during this step of the water cycle.

What is transpiration?

400

This 1906 disaster destroyed much of San Francisco.

What is an earthquake?

400

This hazard often happens after a period of drought and hot weather.

What is a wildfire?

400

Volcanoes are most common near these boundaries.

What are tectonic plates?

400

This is needed for hurricanes to strengthen.

What is warm ocean temperatures?

500

This is how the sun powers the entire water cycle.

What is the sun heats water, causing evaporation and driving movement of water through the cycle?

500

This 2005 hurricane severely affected New Orleans.

What is Hurricane Katrina?

500

This type of flood happens very quickly, usually with no warning. 

What is a flash flood.

500

The point inside the Earth where an earthquake begins

What is the focus (or hypocenter)?

500

This is the part of a hurricane that brings all of the moisture.

What are rainbands?