Coulombs Law
A Law Stating That The Electric Force Between Two Charges Is Proportional To The Product Of Their Charges And Inversely Proportional To The Square Of Their Distance.

Electric Charge
A Property Of Matter That Causes It To Experience A Force In An Electric Field, Measured In Coulombs.

Electromagnetism
A Branch Of Physics That Studies Electric And Magnetic Fields And Their Interactions.

Thermal Equilibrium
A State In Which Two Objects In Contact Have The Same Temperature And No Net Heat Flow Occurs.

Thermal Conductivity
A Measure Of How Well A Material Transfers Heat Through Conduction.

Condensation
A Phase Change In Which A Gas Becomes A Liquid, Releasing Heat.

Evaporation
A Phase Change In Which A Liquid Becomes A Gas At The Surface, Requiring Heat Input.

Latent Heat
The Heat Required For A Phase Change Without A Change In Temperature.

Phase Change
A Transition Between States Of Matter Such As Melting Or Boiling, Involving Absorption Or Release Of Heat.

Absolute Zero
The Lowest Possible Temperature, At Which Particles Have Minimum Thermal Energy, Central To The Third Law Of Thermodynamics.