Click the correct answer.
A thermos flask keeps a liquid hot by preventing heat loss through
.
conduction
convection
conduction, convection and radiation
The temperature of water can be measured with the help of
.
maximum and minimum thermometer
metal thermometer
laboratory thermometer
clinical thermometer
The hotness of an object is determined by its
.
temperature
radiation
appearance
convection
Temperature of boiling water can be measured by a
thermometer.
clinical
laboratory
maximum-minimum
digital
No medium is required for transfer of heat by the process of
.
radiation
convection
conduction
absorption
A cold steel spoon is dipped in a cup of hot milk. It transfers heat to its other end by the process of
.
conduction
radiation
convection
reflection
