Three Little Pigs and Erosion

What did the three little pigs want to do near the river?

• Have a picnic

• Go fishing

• Plant trees

• Build their houses

What natural event caused the wolf's camp to be affected?

• A storm

• A landslide

• A flood

• An earthquake

What did Mitzi plan to use to slow down the river?

• Sandbags

• Grass

• Concrete

• Logs

How did Itzi plan to protect her house from erosion?

• By using sandbags

• By building a dam

• By placing her house on pylons

• By using a waterproof coating

What material did Timothy use to build his house?

• Wood

• Straw

• Stone

• Metal

What is the process called when sediments are removed from underneath a structure?

• Deposition

• Sedimentation

• Undercutting

• Erosion

What did Timothy use to reinforce the riverbank?

• Wooden stakes

• Concrete

• Riprap

• Sandbags

Why does faster water cause more erosion?

• It is deeper

• It is clearer

• It is colder

• It has more energy

What did the pigs learn about erosion from their observations?

• It is a rare occurrence

• It is not affected by water speed

• It can be prevented with proper planning

• It only happens during storms

What is the main theme of the pigs' story?

• The importance of teamwork

• The dangers of living near a river

• Engineering solutions to natural problems

• The benefits of building with straw