Shane and Anna

Motorcycle

Description  A motorcycle works by gas and in order for it to ride have to twist the handle. Some motorcycles can reach 350 mph. People use this device.  Source: auto.howstuffworks.com and

Materials  Gas, wheels, grippers, metal, engines, pipes, lights, and rims  Source:

Energy  Gas powers the motorcycle  Source:

Forces  Inertia  Source:

Motion  Acceleration, external force from the engine  Source:

History  Tell who invented the device: Gottlieb Daimler  When was it first used: 1963  Where was it first used: England  Describe how it was made... It was made tools and machines  Source: auto.howstuffworks.com

Importance  It is smaller so it is easier to ride, and more fun  Source: auto.howstuffworks.com

Improvements or Modifications  Faster, and maybe a little bit smaller