Under the bonnet

What's this?

• halfshaft

• drive shaft

• crankshaft

• gear shaft

What's this?

• crankshaft

• halfshaft

• steering arm

• tyre jack

What're these?

• valves

• pistons

• spark plugs

• gears

What's this?

• valve

• piston

• clutch

• shaft

A valve can control flow of liquids and gases.

• True

• False

A piston is a fixed component.

• True

• False

A piston is a part of engine.

• True

• False

The clutch's output shaft is driven by a motor.

• True

• False

A spark plug ignites the mixture of fuel and air.

• True

• False

In a gear pair, a small gear is called a pinion.

• True

• False