Outline of bicycles

High school (ages 12+)
Transportation

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/outline-of-bicycles

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the vehicle classification?Human-powered, two-wheeled, single-track vehicle
2. What is the propulsion system?Chain-driven mechanism converting pedal input to rear-wheel rotation
3. What is a bicycle?A bicycle is a pedal‑driven, human‑powered vehicle with two wheels, one behind the other, that lets you travel by pedaling.
4. Why were the first bicycles called "boneshakers"?The first bicycles were called "boneshakers" because they had a rigid frame and wooden wheels that made a lot of vibration.

Velocipede: An early precursor to the bicycle, often characterized by a rigid frame and direct-drive front wheel.
Pneumatic Tire: An inflatable rubber tire that significantly improved ride comfort and reduced rolling resistance.
Gear Ratio: The ratio between the number of teeth on the front chainring and the rear sprocket, determining pedaling effort and speed.