Practice question

What is the danger of black ice for North Dakota drivers?

It is easy to see and avoid
It is a thin, nearly invisible layer of ice that can form on roads, especially on bridges and shaded areas
It only forms during the summer
It improves tire traction

Answer: B — It is a thin, nearly invisible layer of ice that can form on roads, especially on bridges and shaded areas

The correct answer is shown above. Try the full quiz for additional practice.