Week 24 Oklahoma Studies Weekly

How can people help conserve soil on land that is not good for growing crops?

• build homes on it

• cover it with large tarps

• turn it back into grassland

• make sure that it is in an area without much wind

What did the Civilian Conservation Corps do to help stop erosion?

• planted trees and dug ditches for reservoirs

• taught people about the Dust Bowl

• encouraged farmers to plant only grass and trees

• helped local schools come up with new material on conservation

What does soil conservation mean?

• It means to use all of the soil.

• It means to save and renew the soil.

• It means to teach people new things about soil.

• It means to express sadness about the state of the soil.

What does it mean when something can happen in the blink of an eye?

• It happens when someone is paying close attention.

• It happens very slowly and can be noticed by many people.

• It happens suddenly and without much warning.

• It happens loudly and can be heard from far away.

What do tornado sirens do?

• They tell people the exact path of a tornado so that they can escape.

• They warn people about a tornado that is somewhere in their area.

• They help people pass on informaiton about storms that might happen in the future.

• They predict severe weather in areas that have a lot of severe weather.

Why is it important to have a plan for when a tornado occurs?

• Being prepared helps you act quickly.

• Having a plan helps you avoid bad weather events.

• Plans make people feel safe even when they are not.

• You are required by the federal government to have a plan.

What can you compare the shape of the MKARNS to?

• a ski slope hill

• a lake

• a staircase

• a jigsaw puzzle

Why was it difficult for boats to travel down the MKARNS in the past?

• There were too many boats using it.

• The locks would not open properly.

• Some parts of it were low and had sandbars.

• There were states that did not support its use.

What allows boats to move from Muskogee to Catoosa even though Catoosa is at a higher elevation?

• The locks fill with water to make it level with the next segment.

• A very powerful barge pulls each boat up the MKARNS.

• Gravity pulls the boats up from Muskogee to Catoosa.

• Boats move more slowly because they are moving upriver.

What does the US Army Corps of Engineers do?

• They protect our country from invasions.

• They design and build things like dams and military bases.

• They build things that are only used by the military.

• They join the military to help build things overseas.