The internal combustion engine

Internal combustion engines convert fuel into mechanical energy

• True

• False

A cylinder contains a piston that moves horizontally

• True

• False

Valves control the flow of fuel into and out of the cylinders

• True

• False

A spark plug ignites the fuel in the engine's cylinders.

• True

• False

Piston rings form seals between the pistons and the walls of the cylinders

• True

• False

The explosion in an engine's cylinders makes the piston shoot up the cylinder

• True

• False

The connecting rod in an engine turns the crankshaft in the crankcase

• True

• False

The crankshaft in an engine outputs electrical energy

• True

• False

A sump with lubricating oil keeps the engine parts running smoothly

• True

• False

What is an internal combustion engine?

• An engine that uses electricity to create energy

• An engine that ignites fuel to create mechanical energy

• An engine that uses solar power to create energy

• An engine that uses wind power to create energy