Vocabulary Focus

Match the synonyms.

A B

advance wing

produce mount

subdivide vehicle

propel progress

airfoil move

attach create

aircraft classify

Make up all possible combinations with the verbs.

To divide, to support, to produce, to propel, to attach, to place, to create, to equip, to differ, to require.

Make up 5 sentences with the word combinations from ex. 2.

Work in pairs. Give the definitions of the following words and expressions.

Fuselage, glider, biplane, helicopter, amphibian aircraft, ballistic rocket, high wing monoplane.

5. Fill in the gaps with the words & expressions from the box.

the wing position engines the autogiro the parasol wing flying boat seaplanes the wing itself a rotor ballistic rockets up and down airstreams

1. Gliders are supported in the air by________.

2. The lifting force of the wing is created by ______ when it moves through the air.

3. The monoplanes are divided into four types according to________.

4. ________ monoplane has its wing placed a short distance above the fuselage.

5. In _______ the boat hull replaces the airplane fuselage.

6. ________ are equipped with floats to take off water and land on water.

7. The helicopters produce lifting force by______.

8. ________ is equipped with a tractor airscrew and a rotor.

9. The rocket engine provides energy for propulsion for________.

10. In airplanes _____ supply power for forward motion.

Give the English equivalents to the words in the brackets.

1. Modern (летательные аппараты тяжелее воздуха) are divided into two classes according to the principle of flying.

2. The (планер) is lighter than the airplane.

3. Many airplanes are equipped (взлетать) water and (садиться) on water.

4. At present (ЛА с вертикальным взлётом-посадкой) and (ЛА с укороченным взлётом-посадкой) aircraft are becoming popular.

5. The helicopter has a (фюзеляж) but there is no (обычный винт).

6. Helicopters have a few (недостатки).

7. Ballistic rockets do not require any lifting force produced (при помощи)

a wing.

8. The power developed by the autogiro (двигатель) is (передавать) to the (воздушный винт).

Writing