3 Gorges Dam - Video Quiz

What is the name of the biggest concrete structure on the planet?

• Three Gorges Dam

• Hoover Dam

• Mirage Dam

• Debden Dam

How long did it take to build the Three Gorges Dam?

• 10 years

• 17 years

• 40 years

• 60 years

How much power will the Three Gorges Dam produce when fully operational?

• 10,000 megawatts

• 15,000 megawatts

• 40,000 megawatts

• 25,000 megawatts

Which dam was the first hydroelectric dam in the world?

• Three Gorges Dam

• Hoover Dam

• Mirage Dam

• Debden Dam

Who invented the concept of generating electricity by moving a magnet in relation to a coil of wire?

• Lord Armstrong

• Michael Faraday

• Frank Crow

• Robin Charlwood

What was the purpose of Lord Armstrong's Thompson Vortex turbine?

• To generate electricity

• To power elevators

• To heat water

• To spin paintings

How many tons of dynamite were used to remove the coffer dam of the Three Gorges Dam?

• 90 tons

• 120 tons

• 150 tons

• 190 tons

How many tons of concrete are there in the Three Gorges Dam?

• 1 million tons

• 10 million tons

• 100 million tons

• 1 billion tons

What was the purpose of the steel water pipes embedded in the concrete of the Hoover Dam?

• To cool the concrete

• To generate electricity

• To supply water to nearby cities

• To create a recreational area

What was the purpose of the fog spray system used at the Three Gorges Dam?

• To cool the concrete

• To generate electricity

• To supply water to nearby cities

• To create a recreational area