WONDER #2393: What Keeps Tunnels From Falling Down?

Question 1 of 3

_____________ engineers work hard to build safe, strong tunnels.

  1. Chemical
  2. Civil
  3. Biomedical
  4. Aerospace

Question 2 of 3

Which of these is NOT taken into account before digging for a tunnel, according to this Wonder?

  1. Soil and rock types
  2. Water patterns
  3. Fault lines
  4. Airplane traffic

Question 3 of 3

This Wonder was mostly about...

  1. famous tunnels and why they don’t fall down.
  2. how to become a civil engineer.
  3. why London Bridge has fallen down so many times.
  4. what makes the London Underground the best transportation system.

Check your answers online at https://www.wonderopolis.org/wonder/what-keeps-tunnels-from-falling-down.