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Dams

Authored by Sparkless Ariela

English, Science

6th - 7th Grade

Used 15+ times

Dams
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14 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Dams ..... (3 answers)

can be used to store water and provide water supplies

can be used to regulate river levels

can be used as a clean source of power to produce electricity

are not used for irrigation and recreation

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which is true about embankment dams ? (2 answers)

They are built of earth or rocks

They are built in wide valleys with less solid rocks

They are built in narrow valleys with sound rocks

They are built of concrete or stone

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Natural dam-related hazards: (3 answers)

strong earthquakes

excess precipitation or snow melt

landslide

mistakes made during design or construction stages

aging of installations and dam materials

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Man-made dam-related hazards: (3 answers)

errors in use of dams

excess precipitation or snow melt

landslide

mistakes made during design or construction stages

aging of installations and dam materials

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Dam failures .... (2 answers)

may lead to considerable human losses

can cause a flood wave and flooding

can conserve natural conditions for plants and fauna

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

the largest dam accidents are influenced by human behaviour

True

Flase

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

How to reduce dam-related hazards... (2 answers)

continuous digital monitoring system -Automatic Data Acquisition Systems (ADAS)

regular training emergency courses

irregular visual inspection of dam surfaces and foundations

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