WONDER #2070: Who Invented Gears?
Question 1 of 3
A gear system like that used on a bicycle can be found in the hind leg joints of which insect?
Question 2 of 3
Which of the following is NOT something you can do when you pass power from one gear wheel to another?
- increase speed
- increase force
- increase speed and force at the same time
- change direction
Question 3 of 3
Which of the following is NOT a type of gear?
Check your answers online at https://www.wonderopolis.org/wonder/who-invented-gears.