Complete the sentences using verbs in the correct form презентация

Complete the sentences using verbs in the correct form. 1.Firemen __ their equipment to be ready to respond to a fire as quick as possible. to keep fit 2. Modern facilities __ at the station. to keep fit 1. A child __ about the danger of playing with a fire. to warn 2. The teacher __ the pupils about the exam. to warn 1. New and more efficient methods of firefighting __ by our scientists. to develop 2. The researchers __ new less hazardous means of fire extinguishment in this laboratory. to develop 1. The fire safety engineer __ the time of the next fire inspection. to appoint 2. After leaving a fire service college he __ a station officer. to appoint 1. Fire __ all over the city. to burn 2. All his belongings __ in the fire. to burn

Insert prepositions where necessary. Fire is one __ the four classical elements __ ancient Greek philosophy and science that was commonly associated __ the qualities __ energy, assertiveness, and passion. A fire __ any time and __ any location, requires three basic elements: combustible fuel, oxygen to combine __ the fuel __ combustion and the source __ ignition. Fire is used __ nearly every human being __ earth __ a controlled setting every day. The rate __ combustion depends __ the character __ materials involved __ the process. If you remove any component __ the fire triangle it will lead __ the collapse __ and the combustion will cease. There are a lot __ factors which influence __ the behavior __ a fire. Fire safety refers __ precautions that are taken to prevent or reduce the likelihood __ a fire that may result __ death, injury, or property damage. A backdraft is an explosive event __ a fire resulting __ rapid reintroduction __ oxygen __ combustion, __ example, the breaking __ a window or opening __ a door __ an enclosed space.

Write and translate Conduction - the process by which heat or electricity is directly transmitted through a substance when there is a difference of temperature or of electrical potential between adjoining regions, without movement of the material.

Convection - the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity, which consequently results in transfer of heat. Convection - the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity, which consequently results in transfer of heat.

Choose the correct answer for the following statements. Text №2 1. The text is addressed to… A) house owners. B) firefighters. C) fire inspectors. D) architects. 2. The purpose of the author is to inform … A) about the ways the fire spreads from one place to another. B) how to prevent fires from starting. C) how fires usually start. D) what to do when the fire occurs. 3. Wildland fire starts… A) inside the house. B) outside the house. C) in the roof. D) in the fireplace.

Translate the following text FLASHOVER A flashover is the near-simultaneous ignition of most of the directly exposed combustible material in an enclosed area. When certain organic materials are heated they undergo thermal decomposition and give off flammable gases. Flashover occurs when the majority of the exposed surfaces in a space are heated to their ignition temperature and emit flammable gases. Flashover normally occurs at 500 °C (930 °F) or 1,100 °F for ordinary combustibles

You are going to watch a video. Before watching discuss the questions 1. What is flashover? 2. What should you do in case of a fire at home? 3. What devices help to detect and put out fires in buildings?

Watch the video again. Decide if the following statements are true or false. Correct the false ones. 1. The fire in the video is a planned one. 2. It is possible to survive flashover. 3. The house has neither a smoke alarm nor a fire sprinklers system. 4. The fire started in the living room. 5. If you discover a fire you should call the fire department first and then leave the house.

CLASSES OF FIRES VOCABULARY Write to denote – обозначать, означать 2. liquefiable – сжижаемый 3. to reach – достигать 4. suitable – подходящий, годный 5. extinction – тушение пожара 6. compound – соединение, смесь; составной, сложный 7. to take place – происходить 8. jet – компактная струя 9. spray – водяная пыль (распыленная струя) 10. to choose – выбирать 11. to cool cooling – охлаждать – охлаждающий; охлаждение 12. quantity – количество 13. sand – песок