Energy Vocab

A process that releases heat to its surroundings

• exothermic

• endothermic

The Law of Conservation of Energy states that ​ ​ (a)   cannot be ​ (b)   or ​ (c)   , but it can be ​ (d)   from one form to another.

• energy
• created
• destroyed
• transferred
• matter
• magic

Match the following phase change terms with their description

• liquid to solid

• vaporization

• liquid to gas

• sublimation

• solid to liquid

• solidification

• solid to gas

• fusion

• gas to liquid

• condensation

The unit of energy or heat is

• Joule

• degrees Celsius

• Kelvin

• grams

The study of heat flow is called

• condensation

• calorimetry

• biology

• sublimation

A process that absorbs heat from the surroundings is

• exothermic

• endothermic

Three endothermic phase changes are ​ (a)   , ​ (b)   , and ​ (c)   .

• fusion
• vaporization
• sublimation
• freezing
• condensation
• deposition
• combustion
• decomposition

Three exothermic phase changes are ​ (a)   ​ , ​ (b)   , and ​ (c)   .​

• freezing
• condensation
• deposition
• combustion
• decomposition
• melting
• fusion
• sublimation
• vaporization
• single replacement

The transfer of thermal energy

• vaporization

• fusion

• temperature

• heat

A measure of the average kinetic energy of the particles of a sample of matter.

• heat

• deposition

• temperature

• exothermic