GLOSSARY

cargo (KAR-goh) items carried by planes, cars, trucks, and ships

crew (KROO) the people who work together on a machine or project

flight attendants (FLITE uh-TEN-duhntss) people who serve passengers on an airplane

jet engines (JET EHN-juhnz) engines that produce motion as a result of pushing hot gases out of the back of the engine

lift (LIFT) the upward force of flight

luggage (LUH-gihj) containers that hold a traveler’s belongings

thrust (THRUHST) the forward force of flight

wingspan (WING-span) the distance between the outer tip of one wing and the outer tip of the opposite wing