unit 3 topic 8 Flashcards
what is a refrigerant
liquids that evaporate easily at low temperatures
why were automobiles once considered a pollution free device
because they thought that the atmosphere would absorb the unwanted gases.
in what ways are fossil fuels important to Alberta
it gives us electrical energy, like the energy used at home to cook. It is important to the economy
what are some dangerous that thermal energy can give you when used
Thermal energy can be dangerous, because storage of fossil fuels presents a fire hazard. Another reason is because large storage tanks buried underground may leak harmful chemicals into the soil.
Why is it necessary to remove sulfur dioxide gas from the gases given off by a coal-burning electricity generating plant?
because it is very irritating to the eyes, nose, and throat.
When is carbon monoxide produced?
it is produced when fire burns without enough oxygen
Why is carbon monoxide so dangerous?
because it hinders the brains reasoning ability
Where is the air safest to breathe in the corridors of a burning building?
closer to the ground
cole is burned in generating stations to produce about what percent of the provinces electrical energy
80 percent
when producing hot water (heater) what should you do to conserve it
isolate do not block vents
and turn down the thermostat
what should you do when transporting hot water (pipe) to conserve it
is insulate
what should you do when using hot water in shower to conserve it
take fewer shorter, showers
