Wild animals from around the world wanted to hold an athletic competition, but no one would let them on an airplane. They decided to just measure how far each animal could sprint in one minute and send the results to you to decide the winner.
Compare Values in a Table
A table is a proportion if there is a common factor that relates the x value and the y value. In other words, if x doubles, y also doubles. When the points are plotted on a graph and connected, they form a straight line.
Proportion and Fractions with Bicycle Gears
(1.) How does the size of the front and back gear wheels affect the bicycle motion?
(2.) Which combination would you use to go fast downhill?
(3.) Which combination would you use to climb up a steep hill?