WONDER #545: Why Do Bridges Freeze Before Roads?

Question 1 of 3

A bridge over a road is also called a what?

1. overpass
2. roadbridge
3. overway
4. underpass

Question 2 of 3

Bridges tend to freeze more quickly than roads because they can’t trap what?

1. beavers
2. heat
3. asphalt
4. steel

Question 3 of 3

Which of the following is a good heat conductor that engineers often use to build bridges?

1. steel
2. concrete
3. asphalt
4. both (A) and (B)

Check your answers online at https://wonderopolis.org/wonder/Why-Do-Bridges-Freeze-Before-Roads.