43. Reread the part of the text dealing with electric heating and do the following tasks.

A. Decide whether the following statements are true or false according to Text 4.

1. Electric heating doesn’t differ from other central systems.

2. The fuel is burned at an electric power plant that must be situated close to the building being heated.

3. The temperature can be controlled by thermostats.

4. An electric heating unit can be placed in the ceiling and floors, but can not in walls.

B. What type of heating is pictured? Fill in the scheme with the correct words from Text 4 and fill in the table below.

Electrical Heating
Necessary equipment
Advantages
Key-words
Description

C. Arrange the information about electrical heating in a few sentences.

44. Fill in the following table summarizing the whole information of Text 4.

Title of the part	Main topic of the part	Key-words	Brief version or topic sentences of the part
1)
2)
3)
4)
5)

45. Write a summary of Text 4.

LANGUAGE FOCUS

46. Combine the words from the column on the left with the suitable nouns from the column on the right. Translate them into Russian.

1) electric	a) surface
2) continuous	b) cable
3) uniform	c) area
4) surface	d) unit
5) condensed	e) loop
6) average room	f) blower
7) electrically driven	g) heating
8) metal	h) air
9) hot-water	i) height
10) automatic	j) temperature
11) knee	k) systems
12) breathing	l) level
13) air-conditioning	m) heater
14) cool	n) steam
15) (in)direct	o) valves
16) skirting	p) boards

47. Form the nouns from the following verbs.

to distribute →…	to circulate →…	to deliver →…
to condense →…	to expose →…	to equalize →…
to affect →…	to install →…	to convert →…
to force →…	to resist →…	to provide →…

48. Match the terms with their definitions.

a) boiler	e) furnace	i) thermostat
b) filter	f) pump	j) cable
c) duct	g) radiator	k) current
d) humidifier	h) convector	l) shield

1. a passage through which air can flow, as in air conditioning;

2. an enclosed chamber in which heat is produced to generate steam, destroy refuse, smelt or refine ores, etc;

3. a device for filtering particles from the air passing through it, especially one protecting the air inlet of an internal-combustion engine;

4. a device for increasing or controlling the water vapour in a room, building, etc;

5. a space-heating device from which heat is transferred to the surrounding air by convection;

6. a closed vessel or arrangement of enclosed tubes in which water is heated to supply steam to drive an engine or turbine or provide heat;

7. any device for compressing, driving, raising, or reducing the pressure of a fluid, esp by means of a piston or set of rotating impellers;

8. a device for heating a room, building, etc., consisting of a series of pipes through which hot water or steam passes;

9. any similar protective device;

10. a flow of electric charge through a conductor;

11. a strong thick rope, usually of twisted hemp or steel wire;

12. a device that maintains a system at a constant temperature. It often consists of a bimetallic strip that bends as it expands and contracts with temperature, thus breaking and making contact with an electrical power supply.