hoover dam

What type of rock was crucial for the construction of the Hoover Dam?

• Sedimentary

• Volcanic

• Metamorphic

• Igneous

How does the Hoover Dam generate electricity?

• With coal-fired power plants

• Through wind turbines

• Using solar panels

• By harnessing water flow to spin turbines

What unique feature can you see at the Hoover Dam that involves two states?

• A line dividing Nevada and Arizona

• A tunnel leading to Utah

• A waterfall between Arizona and New Mexico

• A bridge connecting California and Nevada

What causes the white line around Lake Mead?

• Painted by artists

• Deposits of limestone

• A natural rock formation

• A reflection of the sky

What is one of the environmental benefits of the Hoover Dam?

• It provides clean energy without fossil fuels

• It increases carbon emissions

• It reduces the need for oil

• It uses coal to generate power