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WorksheetsThermal Energy Quiz
Total questions: 19
Worksheet time: 9mins
The internal energy of atoms or molecules constitute
Only Kinetic energy
Only Potential energy
Both Kinetic and Potential energies
None of these
The random motion of suspended particles of dust in the atmosphere is called (a)
If S = Solids, L = Liquids and G = Gases. Which of these represent the correct arrangement for intermolecular forces of attraction between the different states of matter ?
S > L > G
G > L > S
G > S > L
G = L < S
What process occurs when a hot object is in contact with a cold object ?
Heat absorption
Heat transfer
Thermal insulation
Heat loss
The measurement of hotness or coldness of a body is called?
Kelvin
Temperature
Heat
Calorie
Transfer of heat or thermal energy occurs from the region of
higher temperature to lower temperature
lower temperature to higher temperature
same temperatures
None of these
Choose the parameters that apply to liquid-in-glass thermometers.
Responsiveness
Sensitivity
Range
Resistivity
Linearity
The phenomenon of increase in volume when a steel bar is heated is called ..................
heat expansion
thermal expansion
heat contraction
volume expansion coefficient
Choose the material having the highest rate of expansion per meter for 100 degree celcius.
Copper
Aluminum
Invar
Pyrex glass
A .......................... is used in thermostats for regulating temperature.
mercury
bimetallic strip
bulb
thermal sensor
Water has the highest density at
(All values are in degree celcius)
100
0
4
150
When a gas is heated keeping it's volume constant, then
pressure changes
temperature changes
both pressure and temperature change
none of these
Convection is a method of heat transfer involved in
Solids
Liquids
Gases
All of these
Land breeze and sea breeze occur due to
conduction
convection
radiation
absorption
Refrigeration is a method of
conduction
convection
radiation
none of these
Rate of evaporation increases due to increase in
surface area
humidity
temperature
air blow on the surface
The process of conversion of gas to liquid is called
vaporization
condensation
freezing
boiling
The specific heat capacity of liquids are greater than solids.
True
False
Energy transferred in terms of power and time is
E = P/t
E = P*t
E = t/P
None of these
