Thermodynamics and Heat Engine Review Quiz

What cannot happen according to the Law of Conservation of Energy?

• Energy cannot be transformed into another state of matter.

• Energy cannot be converted from one form to another.

• Energy cannot be created or destroyed.

• Energy cannot be changed.

Which sentence best explains how heat transfers?

• Heat always flows from hot to cold.

• Heat sometimes flows from hot to cold, and sometimes from cold to hot.

• Heat always flows from cold to hot.

Which of the following is not a way that heat can be transferred?

• Radiation

• Convection

• Conduction

• Subduction

Who invented the first steam engine back in ancient Greece?

• Socrates

• Plato

• Hero

• Ajax

If thermodynamic system A and thermodynamic system B are in equilibrium with each other, which of the following will occur?

• Heat will transfer back and forth between the two systems indefinitely.

• System A will be in equilibrium with system C, but system B will not.

• One of the systems will become very hot, and the other will become very cold.

• Both A and B will be in equilibrium with thermodynamic system C.

What is absolute zero?

• The temperature at which all molecular movement ceases, equivalent to -459.67 F.

• The law of thermodynamics that applies only within a black hole.

• The temperature at which water freezes, equivalent to 32 F or 0 C.

• The temperature at which all molecules reach the highest level of entropy.

A heat engine converts heat into ___________.

• light

• energy

• matter

• work

Click all of the examples that are heat engines.

• Drinking Bird

• Gasoline Engine

• Computer Microchip

• Steam Turbine

When a system is in equilibrium, that means ____________.

• The parts of the system are in balance.

• All parts of the system are the same size.

• The system has no energy left.

Entropy is a measure of _________ in a system.

• heat

• organization

• molecules

• disarray