Thermal Energy Review

Charles has a pinwheel like the one shown above. While helping his dad with dinner, he discovered that the steam produced when boiling water makes the pinwheel spin. Which energy transformation describes how the pinwheel moves?

• Chemical energy to heat energy

• heat energy to mechanical energy

• mechanical energy to heat energy

• sound energy to mechanical energy

How is heat transferred from a campfire to the people?

• conduction

• insulation

• convection

• radiation

What is the primary source of thermal energy for the Earth?

• The Moon

• The Sun

• Volcanoes

• Geothermal vents

Which of the following is an example of thermal energy transfer through conduction?

• A pot heating on a stove

• Sunlight warming your skin

• Warm air rising to the ceiling

• A microwave heating food

In which layer of the Earth's atmosphere does most thermal energy from the sun get absorbed?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Which of the following is a renewable source of thermal energy?

• Coal

• Natural Gas

• Solar Power

• Nuclear Power

What is the process called when thermal energy is transferred through a fluid?

• Conduction

• Convection

• Radiation

• Insulation

Which ancient civilization is known for using thermal baths as a social and cultural practice?

• Egyptians

• Romans

• Greeks

• Chinese

What is the term for the measure of the average kinetic energy of particles in a substance?

• Heat

• Temperature

• Thermal Conductivity

• Specific Heat

Which of the following materials is a good thermal insulator?

• Copper

• Aluminum

• Wood

• Iron