Chemistry

Madden

6 September, 17:05

Which of following is the most accurate description of a piston in an internal-

combustion engine?

A shaft that converts the up-and-down motion into a rotary motion

A plug that protrudes through the cylinder head and makes sparks that ignite the

air-and-fuel mixture

A can-shaped component that moves smoothly up and down and is the main

moving part

O A hollow metal tube drilled into the solid metal engine block