Renewable Energy

Building a 100-megawatt wind farm requires 30,000 tons of iron ore.

What represents the primary barrier to widespread hydrogen adoption?

Current renewable energy plans require massive increases in mining for rare earth metals.

When connecting four 30V, 8A modules in parallel, what is the result?

Wind turbines and solar panels last longer than conventional energy machines.

What forms the negative electrode?

Wind turbines need deep, strong foundations to support their massive size.

The three primary factors determining wind turbine energy production are blade size and orientation, aerodynamic design, and amount of

What happens to light intensity when a solar panel tilts away from perpendicular?

What is the main problem with flow batteries?

During COVID, how much fuel did airlines consume?

Why don't most solar installations track the sun's movement?

Wave energy is abundant because most populated cities are near and harbors.

At transformer substations, the is increased before export to the grid.

What efficiency level has our best solar technology reached?

Wind energy is technically a form of solar energy.

What determines how much current a solar cell can generate?

What supports solar industry scaling?

These gases trap heat, causing global , and contribute to air pollution.

When photons hit a solar cell, they knock another particle called an out of the cell.