Vocabulary Test 3 Flashcards
Chemical change
Change in matter that produces one or more new substances.
Physical Change
Any change that alters the form or appearance of matter but does not make any substance in the matter into a different substance.
Law of conversation of mass
Fact that matter is not created or destroyed in any chemical or physical change.
Energy
The ability to do work or cause change.
Temperature
Measure of the average energy of random motions of particles of matter
Thermal Energy
Total energy of all of the particles in and object
Exothermic change
Releases energy
Endothermic change
Change in which energy it taken in.
Kinetic energy
Energy of matter in motion
Potential Energy
Energy an object has because of its position
Chemical energy
Internal energy stored in the chemical bonds between atoms
Electromagnetic energy
Form of energy that travels through the waves
Electrical energy
Energy of electrically charged particles moving from one place to another
Electrodes
Two metal trips placed in a solution but electrodes do not touch
