01

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Leo knows some places have earthquakes.
To keep people safe, help him design buildings that won't be destroyed by earthquakes.

02

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What shape buildings are least likely to be damaged by earthquakes?
Why?

03

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What building materials will hold up well to an earthquakes shaking force?
Why?

04

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How can we design buildings to reduce the impacts of earthquakes on people?

05

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Make a building and a shaking machine that works like an earthquake.

06

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Use the machine to test if an earthquake will destroy your design.

07

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Program your model to shake the building at different motor speeds, starting low and then increasing the speed.

08

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Each time, test and record how long the building stays standing.
Do some building designs fall right away? Why?

09

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Use your model and sketches to explain the building design.

10

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Use your model and sketches to explain your testing results, including why the design worked or failed.

11

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Notice the other designs in the class.
Which will best reduce the impacts of earthquakes on people?
Why?

12

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Build and program your model to add an alarm that warns people an earthquake is coming.

Try the matrix light and flashing red lights.

13

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Great job!