Which among the following is a good conductor?
Glass
Plastic
Metal
Air
The size of a body is not constant. It depends on
Gravity
Temperature
Light
The boiling point of water is
90oC
80oC
100oC
120 oC
Law of cooling was proposed by
Newton
Einstein
Fahrenheit
Six
Which of the following element is used in thermometers?
Gold
Mercury
Cadmium
Silver
The physical quantity that describes the degree of hotness or coldness of a body is called
Pressure
Density
Humidity
Temperature is measured in
Calories
Degrees
Pascal
Candela
Heat energy always flows only from
a hot body to another hot body
a cold body to another cold body
a hot body to a cold body
a cold body to a hot body
If we touch on a cold body
Our body takes up heat from it
It takes away heat from our body
No heat transfer occurs
The object becomes charged
The mode of heat transfer from a hot region to cold ones, without the help of an intervening medium is called
Condensation
Radiation
Transmission
Convection