Heat Transfer and Thermoses Quiz

What is the main reason a thermos can slow down the process of heat transfer?

• It uses convection to transfer heat

• It reflects radiation with shiny materials

• It absorbs heat through conduction

• It creates a vacuum space with no molecules in it

What is the average kinetic energy of all the molecules in an object called?

• Heat energy

• Potential energy

• Thermal energy

• Temperature

Which type of heat transfer happens when a substance is unevenly heated and molecules travel from one place to another?

• Convection

• Insulation

• Conduction

• Radiation

What is the form of invisible light released by energized atoms as a result of radiation?

• Ultraviolet light

• Visible light

• Infrared light

• X-ray light

What happens to the density of heated liquid in convection?

• It decreases

• It increases

• It becomes solid

• It remains the same

What is the primary reason for the plaintiff's foofy espresso drink to cool down in the cafe?

• Insulation

• Conduction

• Radiation

• Convection

What is the main reason for the defendant to refuse a refund for the ice-cold drink?

• The plaintiff didn't provide a valid reason

• The cafe has a no-refund policy

• The drink was intentionally made cold

• The customer is always wrong

What is the primary purpose of the shiny materials used in the inside of thermoses?

• To conduct heat

• To reflect radiation

• To absorb radiation

• To insulate the drink

What is the main reason for the plaintiff to sue the cafe?

• The drink was too expensive

• The drink was not prepared properly

• The cafe had a poor ambiance

• The cafe refused a refund

What is the main reason for the defendant to argue that the customer is always wrong?

• To prove the plaintiff's mistake

• To avoid a refund

• To maintain customer satisfaction

• To establish the cafe's policy