Phase Change
a reversible physical change that occurs when a substance change from one state of matter to another
What is phase change ?
liquid to gas
What is evaporation
the temperature for boiling point
100 degress celsuis
when coldness is added or heat is taken away
What is caused by freezing
Add energy
add heat
Fastest moving moclule what state of matter is this
gas
packed together, move slowly,and they vibrate in place
solid
condensation
water cycle gas to liquid
Energy
What is either absorbed or released during a phase change ?
3 phase of matter
solid liquid gas
forming of clouds this is part of what water cycle
What is cause by condensation?
Element
substance that has only 1 type of atom
heat is added to the substnace
adds energy
example of an solid
What is water into turning ice ?
100 degrees celsius is what temptrure
Example of boiling point