Chapter 1
What was George Ferris' job/occupation?
Engineer
True or False: The axle for the Ferris wheel was the largest piece of steel ever made in the USA at the time.
True
How long was each ride on the Ferris wheel?
20 minutes
Objects or buildings
Structures
Gravity
The force that pulls an object towards earth
When George Ferris first came up with his idea for the Ferris Wheel, how much did he estimate each ticket would cost?
50 cents
How much weight were the towers meant to hold?
How many people could the Ferris wheel hold?
60 people
The force created by two things rubbing against one another
Friction
Intended
To plan on doing something
What attraction was the entrance to the world's fair in Paris?
The Eiffel Tower
What allowed the wheel to stop?
The friction provided by the air brake
What is the name of one of the tallest Ferris wheels today that stands at 541 feet high?
A plan that shows how something will look when it's made
Design
Astonish
To shock or surprise
What is the name of the force that makes sure the passenger cars remained horizontal as the wheels turned?
Gravity
Which part of the Ferris wheel acted as the centripetal force?
The spokes
How many people visited the Columbian Exposition?
More than 27 million people
The process of building something
Construction
Axle
The rod at the center of a wheel
What part of the wheel would help support and strengthen the metal rims and hold them in a circular shape?
Spokes (steel rods)
An object will travel in a straight line unless a force acts on it
True or False: George Ferris only lived for 4 years after the completion of his Ferris wheel.
False; it was 3 years
Centripetal
Enlist
To ask the support of