6. Match the types of gears and find their descriptions in the text.

1) adjusting gear, bevel gear, clutch gear, worm gear, spur gear, wheel-and-axle, feed gear.

2) циліндричне прямозубе колесо, ведуча шестерня, черв’ячна передача, ворот, конічне зубчасте колесо, регулююча шестерня, муфтна передача.

7. Group the synonyms.

еngage with, part, impact, cross, use, rotate, lock, cover, oil, thread, speed, mesh with, decrease, roll, unite, insert, deliver, put in, transfer, enclose, power, element, close, remove, measure, keep smth, join, grease, component, reduce, connect, combine, еnergy, slide, drive, turn, direct, velosity, hold smth, extract, put out, energy, revolve, intersect, include, transmit, cutting, detail, fasten, application, limit, influence, lessen, lubrication.

8. Fill in the gaps.

a) 1. _____ the body with screws. 2. Two plates may be _____ by soldering. 3. The wheels of the car are not well _____. 4. The key is a rather reliable type of _____. 5. The electric motor is _____to the food machines by wires. 6. _____ joint reminds key joint.

a. fix, b. attach, c. fasten, d. join, e. couple, f. connect

b) 1. This detail is _____ on the shaft. 2. The new equipment was _____ in the foundry shop. 3. The motion is _____ through the toothed wheels.

4. You may _____ your own venture. 5. Energy _____takes place in different ways. 4. Computers are_____ to control the production process.

a. install, b. mount, c. establish, d. adjust, e. transfer, f. transmit

9. Use the words with the same root in situations.

adjust – adjusting – adjusted – adjustment, feed – feeder – feeding – fed, drive – driven – driver – driving, section – intersect – intersection – intersecting – intersected – cross-section, install – installation, connect – connectable – disconnectable, rotate – rotator – rotation – rotating, revolve – revolving – revolver, divide – division, combine – combination, product – produce – production – productivity – producer, transmit – transmission.

6. Define the machine parts.

screw, washer, shaft, gear, key, pin, bearing, gear, rivet, nut, casing.

9. Finish the sentences to describe the power transmitting devices.

A. 1. To prove the idea / fact ____. 2. To illustrate the phnomena ____.

3. To begin with ____. 4. To defend the idea ____. 5. To exemplify the statement ____. 6. To tell the truth ____. 7. To continue ____. 8. To finish / conclude ____. 9. To make a long story short ____. 10. To support the statement ____. 11. To supply the examples ____. 12. To add ____. 14. To take into consideration ____. 15. To ground the theory ____.

B. 1. I find (believe) it necessary to ____. 2. It is for us to ____. 3. Allow me to ____. 4. We want them to ____. 5. It is important to ____. 7. Someone advised him to ____ . 8. I asked you to ____.

C. 1. There are problems to ____. 2. It is a fact to____. 3. I have the report to____.