thermodynamics

The total amount of energy in a system is ALWAYS ________.

• increasing

• decreasing

• conserved

• changing

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Thermal energy always moves:

• From a high temperature object to a lower temperature object.
• From a lower temperature object to a higher temperature object.
• From an object with lower kinetic energy to an object with higher kinetic energy.
• From an object of higher mass to an object of lower mass.

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The first law of thermodynamics is a restatement of the

• Zeroth law of thermodynamics
• law of heat addition
• principle of entropy
• conservation of energy

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What are important quantities for thermodynamics?

• Temperature

• Thermal energy

• Acceleration

• Heat

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What do we call the relationship between thermal energy, heat and work?

• Closed System
• Entropy
• Conductors
• Thermodynamics

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The first law of thermodynamics states that the change in the internal energy of a system is equal to the difference in energy transferred to or from the system as heat and

• mass
• work done
• force
• pressure

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What is the name of a device that converts thermal energy into work?

• Heating system
• Heat engine
• Entropy
• Power

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Which of the following is NOT a conductor?

• oven mitt
• curling iron
• iron skillet
• copper pipe

Which law of Thermodynamics helps to explain how car engines work?

• Zeroth Law

• 1st Law

• 2nd Law

• 3rd Law

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Which type of system is always used in the Laws of Thermodynamics?

• Open Systems

• Closed Systems

• Isolated Systems

• Skeletal System (obviously)

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