Complete the following sentences according to the text.

Date: 2015-10-07; view: 475.

Decide whether the following statements are true or false according to the text.

COMPREHENSION CHECK

1) A small number of historic buildings were ventilated naturally.

2) Air-conditioning plants are the alternative to natural ventilation.

3) The size and placement of openings in the building influence the amount of ventilation.

4) The natural forces of wind and buoyancy are used to deliver fresh air into buildings in natural ventilation.

5) Natural ventilation also decreases the humidity of incoming air.

6) Attic fans are usually installed through the roof or in the gable.

7) The power vent is necessary for moisture and temperature control if an attic cannot be ventilated by gravity or wind-assisted methods.

8) Architectural features or by the way a casement window opens always induce wind ventilation.

9) There shouldn't be obstructions between the windward inlets and leeward exhaust openings.

10) Partitions in a room should be oriented parallel to the airflow.

1) Natural ventilation saves about …

2) … cause pressure differences.

3) It is useful to think of a natural ventilation system as …

4) Fresh air is required in buildings to …

5) Wind can blow air through … and suck air out of …

6) Buoyancy is caused by …

7) The use of attic fans controls …

8) Sufficient outlets must be installed in the attic to exhaust the air without …

9) Air conditioned homes can use power attic ventilators by …

10) The coefficient of effectiveness depends on … and ranges from …