Laws of Thermodynamics

Temperature is a measure of the...

• total energy in a substance
• total kinetic energy in a substance
• average potential energy in a substance
• average kinetic energy of molecules in a substance

A slower particle has a lower energy than an identical, faster particle.

• True
• False

The transfer of thermal energy between objects of different temperatures is called...

• temperature
• heat
• internal energy
• none of these

It is possible to reach absolute zero

• true
• false

When thermal energy is added to a substance, the substance's particles move:

• More rapidly at an increased distance from each other.

• More rapidly with less distance between each other.

• More slowly with a greater distance between each other.

• More slowly with a reduced distance between each other.

The second  law of thermodynamics states that entropy of a system  tends to ______________. 

• increase
• decrease
• stay constant
• fluctuate wildly

The temperature of a glass of cold water will eventually...

• Match the temperature of the surrounding environment.
• Always be colder than the surrounding environment.
• Become warmer than the surrounding environment.
• Never change temperature.

The first law of thermodynamics states that energy is

• created
• destroyed
• conserved
• created and destroyed

How many laws of thermodynamics are there?

• a lot
• 3
• 4
• 1

Which way does heat flow?

• hot to cold
• cold to hot
• it doesn't