1. To Fly: The Story of the Wright Brothers
Fourth Grade
Unit 6 Week 4

2. Words to Know
hangars
cradle
glider
rudder
drag
flex
stalled

3. buildings for storing aircraft
hangars
glider
drag
flex
cradle
rudder
stalled
hangars
buildings for storing aircraft

4. hangars
glider
drag
flex
cradle
rudder
stalled
flex
to bend

5. stopped or brought to a standstill, usually against your wish
hangars
glider
drag
flex
cradle
rudder
stalled
stalled
stopped or brought to a standstill, usually against your wish

6. aircraft without an engine
hangars
glider
drag
flex
cradle
rudder
stalled
glider
aircraft without an engine

7. rudder hangars glider drag flex cradle rudder stalled
a flat piece of wood or metal hinged vertically to the rear end of an aircraft and used to steer it

8. a frame to support weight
hangars
glider
drag
flex
cradle
rudder
stalled
cradle
a frame to support weight

9. drag hangars glider drag flex cradle rudder stalled
the force acting on an object in motion, in a direction opposite to the object’s motion.

10. clothesline buildings
Which means the same thing as the underlined word?
The Air Force has many hangars to store and repair aircraft.
clothesline
buildings

11. A glider is like an airplane – without an engine.
Which means the same thing as the underlined word?
A glider is like an airplane – without an engine.
aircraft
boat

12. resistance force Which means the same thing as the underlined word?
A streamlined glider moves through the air with little drag.
resistance
force

13. She needed to flex her stiff arm slowly before exercising.
Which means the same thing as the underlined word?
She needed to flex her stiff arm slowly before exercising.
bend
fold

14. Wedged into a tight cradle, the pilot has to lie back while flying.
Which means the same thing as the underlined word?
Wedged into a tight cradle, the pilot has to lie back while flying.
frame
baby bed

15. 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.
wheel
board

16. The engine stalled before the plane fell from the sky.
Which means the same thing as the underlined word?
The engine stalled before the plane fell from the sky.
blew up
stopped

17. You’ve got it!