Guide

G.9
Mechanisms Gear Ratio Exercise #1: Gear Ratio Basics (Grades 2-8)
Student Name(s):
Teacher/Class: Date:
Instructions:
After learning about Gear Ratio Basics from section G.3, demonstrate what you have learned by circling
correct answers below. You may also build and use the VEX IQ Gear Ratio Simulator along with 12-tooth,
36-tooth, and 60-tooth gears to help nd answers.
Driving Gear
(Input)
Driven Gear
(Output)
What does this ratio create comparing output to input?
(Circle the correct answer below)
36-tooth 36-tooth
Equal
12-toot h 60-tooth
Equal
36-tooth 12-toot h
Equal
12-toot h 36-tooth
Equal
60-tooth 12-tooth
Equal