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MATTER ITS PROPERTIES & ITS TRANSFORMATION: Change of state
MATTER ITS PROPERTIES & ITS TRANSFORMATION: Heat & Thermal Insulation
MATTER ITS PROPERTIES & ITS TRANSFORMATION: Temperature
Matter: Its Properties & Transformation
THE WORLD OF SCIENCE: Base Physical Quantities, SI Units & Measuring Instruments
THE WORLD OF SCIENCE: Measurement of Density
THE WORLD OF SCIENCE: Measurements of Speed
THE WORLD OF SCIENCE: Scientific Method
THE WORLD OF SCIENCE: Simple application of measurements
The Science World
5/30 MCQs for:
MATTER ITS PROPERTIES & ITS TRANSFORMATION: Heat & Thermal Insulation
Which effect of heat is used in cooking food?
Heating.
All are correct.
Conduction.
Expansion.
Which effect of heat is used in electric irons?
Melting.
Heating clothes.
All are correct.
Expansion.
Heat causes most solids to:
Become heavier.
Contract.
Expand.
Turn to gas immediately.
Which of the following materials is a good conductor of heat?
Copper.
Wool.
Plastic.
Wood.
Which unit is used to measure heat in the SI system?
Celsius.
Watt.
Kelvin.
Joule.
