WONDER #1751: How Do Elevators Work?
Question 1 of 3
Who invented the safety elevator in 1861?
- Benjamin Franklin
- Elisha Graves Otis
- Ella Vader
Question 2 of 3
What part of an elevator makes it easier for the motor to raise and lower the car?
Question 3 of 3
Most elevators work in a similar fashion to which simple machine?
- inclined plane
Check your answers online at https://www.wonderopolis.org/wonder/how-do-elevators-work.