Question 1: What is the transfer of heat through the actual motion of the molecules?
Conduction
Convection
Radiation
Insulation
Question 2: Which of the following is a good conductor of heat?
Wood
Rubber
Metal
Plastic
Question 3: What is the transfer of heat through the emission of electromagnetic waves?
Conduction
Convection
Radiation
Insulation
Question 4: Which substance is commonly used as an insulator?
Metal
Wood
Air
Cotton
Question 5: What is the term for the amount of heat energy required to raise the temperature of 1 kg of a substance by 1 degree Celsius?
Specific heat
Latent heat
Conduction
Convection
Question 6: Which of the following is a method of heat transfer in liquids and gases?
Conduction
Convection
Radiation
Insulation
Question 7: What is the device used to measure temperature?
Barometer
Thermometer
Hydrometer
Ammeter
Question 8: Which of the following is a poor conductor of heat?
Metal
Wood
Glass
Plastic
Question 9: What is the term for the process of changing a liquid into a vapor at a temperature below its boiling point?
Melting
Freezing
Evaporation
Condensation
Question 10: Which of the following is a source of heat energy?
Ice
Sun
Fan
Air
Question 11: What is the term for the transfer of heat through the direct contact of particles?
Conduction
Convection
Radiation
Insulation
Question 12: Which material is commonly used as a good conductor of electricity and heat?
Rubber
Wood
Metal
Plastic
Question 13: What is the term for the energy stored in the form of heat?
Kinetic energy
Potential energy
Thermal energy
Mechanical energy
Question 14: Which of the following is a method of heat transfer in solids?
Conduction
Convection
Radiation
Insulation
Question 15: What is the boiling point of water in Celsius?
0°C
100°C
25°C
50°C
Question 16: What is the term for the change of a substance from a solid to a liquid state?
Melting
Freezing
Evaporation
Condensation
Question 17: Which of the following is a method of heat transfer in a vacuum?
Conduction
Convection
Radiation
Insulation
Question 18: What is the freezing point of water in Celsius?
0°C
100°C
25°C
50°C
Question 19: What is the term for the amount of heat energy required to change 1 kg of a substance from the solid state to the liquid state?
Specific heat
Latent heat
Conduction
Convection
Question 20: Which of the following is a device used for cooling purposes by the rapid evaporation of a liquid?
Heater
Refrigerator
Oven
Blender
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