How Japan Keeps Millions of Residents Safe From Floods

How Japan Keeps Millions of Residents Safe From Floods

Assessment

Interactive Video

Engineering

11th Grade - University

Hard

Created by

Quizizz Content

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The video discusses the world's largest underground water facility located near Tokyo. This facility, known as the metropolitan area Outer Underground Discharge channel, is a massive tunnel system built to prevent flooding in the region. It features a network of vertical shafts that store floodwaters and redirect them to a river capable of handling the excess water. This system protects over 9 million residents from flooding.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where is the largest underground water facility located?

New York

Tokyo

Paris

London

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How deep is the tunnel situated underground?

200 feet

250 feet

160 feet

100 feet

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the large vertical shafts inside the tunnel?

To support the structure

To provide ventilation

To generate electricity

To store floodwaters

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why were the giant tunnels constructed in this area of Japan?

To enhance tourism

To support agriculture

To prevent frequent flooding

To improve transportation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the facility help protect the residents?

By providing clean water

By reducing air pollution

By diverting floodwaters to a river

By offering shelter during storms