Temperature Control and Ventilation

Energy transfer by conduction takes place mainly in

• Solid
• Liquid
• gases
• Fluids

The silver coating on the glass surfaces of a vacuum flask reduces heat loss by:

• Conduction
• Convection
• Radiation
• Evaporation

The average kinetic energy of the particles of a body is a measure of the body’s:

• Temperature
• heat
• mass
• volume

 A material medium is needed for the transfer of heat energy by:

• conduction and radiation
• conduction and convection
• convection and radiation
• conduction, convection and radiation

Which of the following is found in a clinical thermometer but not in other thermometers?

• construction
• glass index
• magnified scale
• mercury

Land breeze is caused by

• Cool air rising and hot air taking its place
• hot air rising and coll air taking its place
• hot air falling and cool air taking its place
• cool air rising with hot air

Sweat cools our body as the water in it

• dries on the skin
• wets the skin
• shields the skin from the sun's rays
• evaporates from the skin

Which of the following process can transfer heat in a vacuum

• conduction
• convection
• evaporation
• radiation

What would be the typical range of a clinical thermometer?

• -10 to 110 ⁰C
• 0 -100⁰C
• 35-44⁰C
• 0-300⁰C

Mrs James dries her washing on a line in her garden.  Under which conditions will her washing dry quickest

• a cool, humid day
• a warm, windy day
• a cool, still day
• a warm, humid day