Fourth GradeFourth GradeUnit 6 Week 4Unit 6 Week 4

To Fly: The Story of the

Wright Brothers

Words to Knowhangars

glider

drag

flex

cradle

rudder

stalled

buildings for storing aircraft

hangarsgliderdragflex

cradlerudderstalled

hangars

to bend

flexhangarsgliderdragflex

cradlerudderstalled

stopped or brought to a

standstill, usually

against your wish

stalled

hangarsgliderdragflex

cradlerudderstalled

aircraft without an

engine

gliderhangarsgliderdragflex

cradlerudderstalled

a flat piece of wood or metal

hinged vertically to the rear end

of an aircraft and used to steer it

rudderhangarsgliderdragflex

cradlerudderstalled

a frame to support weight

cradlehangarsgliderdragflex

cradlerudderstalled

the force acting on an object in

motion, in a direction

opposite to the object’s motion.

drag

hangarsgliderdragflex

cradlerudderstalled

Which means the same thing as the underlined word?

The Air Force has many hangars to store and repair aircraft.

clotheslinebuildings

Which means the same thing as the underlined word?

A glider is like an airplane – without an engine.

aircraftboat

Which means the same thing as the underlined word?

A streamlined glider moves through the air with little drag.

resistance force

Which means the same thing as the underlined word?

She needed to flex her stiff arm slowly before exercising.

bendfold

Which means the same thing as the underlined word?

Wedged into a tight cradle, the pilot has to lie back while flying.

framebaby bed

Which means the same thing as the underlined word?

The tail of the glider has a rudder, which the pilot moves to the right or to the left when making a turn.

wheelboard

Which means the same thing as the underlined word?

The engine stalled before the plane fell from the sky.

blew upstopped

You’ve got it!