WONDER #985: Why Do Highways Have Mile Markers?

Question 1 of 3

What do you call the signs along the sides of highways that increase or decrease by one every mile?

1. mile markers
2. exit signs
3. road maps
4. stop signs

Question 2 of 3

Mile markers usually correspond with what?

1. exit numbers
2. rest stops
3. road maps
4. stop signs

Question 3 of 3

Which of the following is a purpose of mile markers?

1. assistance
2. determining distance to next exit
3. determining direction of travel
4. all of the above

Check your answers online at https://wonderopolis.org/index.php/wonder/why-do-highways-have-mile-markers.