WONDER #1981: What Is a Simple Machine?
Question 1 of 3
The wheel and axle enabled humans to move goods long distances more easily by reducing what force?
- gravity
- wind
- friction
- heat
Question 2 of 3
Which of the simple machines is a twisted version of the inclined plane?
- wheel and axle
- wedge
- computer
- screw
Question 3 of 3
Which of the following items could you add to a wheel and axle to create a pulley?
- rope
- pasta
- glue
- wedge
Check your answers online at https://wonderopolis.org/wonder/what-is-a-simple-machine.