FunctionFor a successful liftoff, all parts

of a space shuttle must function, or work properly.

What does it mean?•Function is a verb. It means to work or operate.

Think About it.What devices in your home need batteries to

function?

• Remote control• Rock Band guitar• Flashlight• Radio

Three devices that must function properly in order to get to school.

• Car: Transports me from home to school.

• Alarm Clock: Wakes me up from my sleep to make sure I am at school on time.

• Coffee pot: Makes the coffee that gets me moving in the morning.