National Genographic - Thermal energy Self-Check

What is the process by which thermal energy is transferred between molecules in contact with one another?

• Insulation

• Convection

• Radiation

• Conduction

Which type of heat transfer only occurs in liquids and gases?

• Conduction

• Insulation

• Radiation

• Convection

What type of energy is the ability for an object to do work due to its position?

• Kinetic energy

• Thermal energy

• Chemical energy

• Gravitational potential energy

In which type of heat transfer does a heat source not have to touch the object being heated?

• Conduction

• Radiation

• Insulation

• Convection

What is the form of energy that is stored in sugar when plants transform water and carbon dioxide using light energy?

• Gravitational potential energy

• Chemical energy

• Thermal energy

• Kinetic energy

Which type of heat transfer involves the movement of molecules in a cycle/current?

• Conduction

• Insulation

• Convection

• Radiation

What type of energy is transferred from a hotter system to a cooler one?

• Thermal energy

• Chemical energy

• Kinetic energy

• Gravitational potential energy

In what form does nearly all thermal energy on Earth come from the sun?

• Electromagnetic energy

• Kinetic energy

• Chemical energy

• Gravitational potential energy

What type of heat transfer occurs when you touch a hot cup of coffee?

• Conduction

• Insulation

• Radiation

• Convection

What type of energy is associated with the motion of an object?

• Kinetic energy

• Thermal energy

• Chemical energy

• Gravitational potential energy