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Worksheets4.2A Production of Heat
Total questions: 8
Worksheet time: 22mins
Heat always flows from a __________________ to a cooler object.
warmer
cooler
violet
yellow
A material that does not transfer thermal energy well is called a(n) ______________ .
insulator
conductor
reflector
radiator
A material that does transfer thermal energy well is called a(n) ______________ .
insulator
conductor
reflector
radiator
What type of thermal energy do we receive from the sun?
conduction
convection
radiation
The transfer of thermal energy by the movement of liquids or gasses is called _____________.
The transfer of energy by electromagnetic waves through places with or without matter is called ____________.
conduction
convection
radiation
The transfer of thermal energy between two objects that are touching is called _____________.
Thermal energy is also known as ___________.
heat
wood
ice
water
