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WorksheetsHeat
Total questions: 10
Worksheet time: 7mins
Which statement is true?
Heat flows spontaneosly from an object at
lower temperature to one at higher
temperature.
Heat flows spontaneosly from an object at
higher temperature to one at lower
temperature.
Heat never flows from one object to another
Heat is a form of energy
True
False
Choose those units that can be used to represent Heat
Calories
Joules
°C
BTU
Is
defined as the amount if heat necessary to
raise the temperature of 1 gram of water by
1 celsius degree.
(a)
is defined as energy transferred from one
object to another because of a
difference in temperature.
(a)
Energy is transfered being carried out via molecular collisions.
Conduction
Convection
Radiation
Air is a good conductor of heat
True
False
is the process whereby heat flows by the
mass movement of molecules from one place to
another
(a)
consists essentially of electromagnetic waves.
Conduction
Convection
Radiation
Which is the best absorber (and emiter) of radiation
Shiny materials
Light fabric
Black surfaces
White surfaces
