Exam 18: Thermodynamics

Two identical blocks of iron are placed in contact, one at 10°C and the other at 20°C. If the cooler block cools to 5°C and the warmer block warms to 25°C, this would violate the

Systems alone tend to move toward a state of

An example of a heat engine is

Internal energy in thermodynamics is the same as

When you rapidly stir raw eggs with an eggbeater, the temperature of the eggs

If a 10°C piece of iron is heated until it has twice as much internal energy, its temperature will be

When a parcel of air expands against the environment and no heat enters or leaves, its temperature

The first law of thermodynamics is a restatement of the conservation of

An equal amount of 0°C air that is twice as hot has a temperature of

A quantity of water has more entropy when it is

Your hand is warmed when you blow on it with your mouth open, but when your lips are puckered so that air expands as you blow, your hand is

Water freezes at atmospheric pressure and a temperature of

The lowest temperature possible in nature is

As a parcel of air at high altitude sinks to a lower elevation with no heat input or output, its temperature

Systems alone tend to move toward

Chinook winds tend to

If a cup of tea at room temperature, 24°C is heated until it has twice the internal energy, unlike a piece of metal, its temperature will be

Processes can proceed from disorder to order

Earth's atmosphere gets most of its heat from the

The amount of energy converted to light by an incandescent light bulb is about