WorksheetsDiS Air Conditioning
Total questions: 10
Worksheet time: 5mins
What are some passive cooling techniques?
wind tower
water chute
aqueducts
all of these
Evaporation of highly volatile liquids can cool objects below the freezing point of water.
true
false
Why did Dr. Gorrie create an ice-making machine?
He wanted ice for cold compresses.
He used the ice to cool the rooms of his patients.
He was tired of being a doctor and wanted to go into business.
He wanted to make ice because it is hot in the tropics and he was there studying malaria.
Who is credited with the invention of the first modern electrical air conditioning unit?
Benjamin Franklin
Giambattista della Porta
Willis Carrier
Thomas Midgler
An expansion device
controls the amount of refrigerant released into the evaporator.
turns the liquid form of a chemical substance such as water into its gaseous-form/vapor.
increases the pressure of a gas by reducing its volume.
transfers heat between two or more fluids.
An evaporator
controls the amount of refrigerant released into the evaporator.
turns the liquid form of a chemical substance such as water into its gaseous-form/vapor.
increases the pressure of a gas by reducing its volume.
transfers heat between two or more fluids.
A compressor
controls the amount of refrigerant released into the evaporator.
turns the liquid form of a chemical substance such as water into its gaseous-form/vapor.
increases the pressure of a gas by reducing its volume.
transfers heat between two or more fluids.
A condenser
controls the amount of refrigerant released into the evaporator.
turns the liquid form of a chemical substance such as water into its gaseous-form/vapor.
increases the pressure of a gas by reducing its volume.
transfers heat between two or more fluids.
Where was the first exposure of the American public to comfort cooling?
The 1903 World Series in Boston
Movie Theater
Broadway Theater
The 1904 World's Fair in St Louis
Why were chlorofluorocarbons (CFCs) phased out?
They were linked to ozone depletion.
They smelled badly.
They generated carbon monoxide in homes.
They became too expensive.
