EIE: A Stick in the Mud

What is a geotechnical engineer MOST LIKELY to do for his or her work?

• fix car engines

• design batteries

• test the properties of soil

• build a stone wall for a garden

A town wants to build a new tall building. How would a geotechnical engineer help?

• decide where to put the building

• design what the building will look like

• repair trucks that dig the foundation of the building

• put together steel beams for the structures of the building

What does a geotechnical engineer have to know about?

• cars

• erosion

• electricity

• cell phones

Which site is MOST LIKELY to erode?

• site A

• site B

• site C

• site D

Models can help people learn how things work and need to represent something about the real thing. Which of the following are models? (more than one correct answer)

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A girl is designing a new kind of brace to protect broken fingers. Which model would be MOST useful for her to use? Circle the BEST answer below.

• a model that bends like a real finger

• a model that looks exactly like a finger

• a model that feels soft like a real finger

• a model would not be useful here

Which site is LEAST likely to erode?

• site A

• site B

• site C

• site D

This is an aerial map showing the course of a river. The arrows indicate the direction that the river is flowing. If people don't do anything to the river, what will it look like in 50 years?

• it will be the same

• it will be straighter

• it will have bigger bends

• there is no way to know

Some people are deciding where to put the foundations of a small bridge. Look at the properties below and circle the BEST place to put the bridge foundations.

• Site 1: On a curve of the river, compacted rocky soil

• Site 2: On a straight part of the river, compacted rocky soil

• Site 3: On a curve of the river, far from where the villagers want the bridge

• Site 4: Loose organic soil, near where the villagers want the bridge

Which of the following is a technology? (more than one correct answer)

• oak tree

• running shoes

• bicycle

• cell phone

• broom