3RD Quarter Flashcard (pp. 137-225)

Front

What types of books did William check out of the library?

Back

Textbooks are educational books used for studying specific subjects.

Front

Where did William find a bike to use for his windmill?

Back

William found the bike in his living room.

Front

What does DC stand for?

Back

DC stands for Direct Current, which is a type of electrical current that flows in one direction.

Front

What was the goal for William's windmill?

Back

The goal for William's windmill was to light his room.

Front

What turned the turbine at the hydro plant?

Back

The turbine at the hydro plant was turned by the river.

Front

What is the purpose of a windmill?

Back

A windmill converts wind energy into mechanical energy, which can be used for various tasks.

Front

What is the difference between AC and DC?

Back

AC (Alternating Current) changes direction periodically, while DC (Direct Current) flows in one direction.

Front

What is renewable energy?

Back

Renewable energy comes from sources that are naturally replenished, such as wind, solar, and hydro.

Front

What is a turbine?

Back

A turbine is a machine that converts fluid (like water or air) into mechanical energy.

Front

What is the function of a hydroelectric power plant?

Back

A hydroelectric power plant generates electricity by using the flow of water to turn turbines.