Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
23 Cards in this Set
- Front
- Back
|
melting
|
solid to liquid
|
|
|
freezing
|
liquid to solid
|
|
|
evaporation or boiling
|
liquid to gas
|
|
|
sublimation
|
solid to gas, gas to solid
|
|
|
condensation
|
gas to liquid
|
|
|
kinetic theory of matter
|
all matter is composed of atoms and its properties depend on arrangement
|
|
|
expansion?
|
as substance heats, atoms speed up/take up more space/volume increases
|
|
|
convection?
|
as substance cools, atoms slow down/take up less space/volume decreases
|
|
|
calorie?
|
the amount of heat required to raise the temperature of one gram of water by one degree Celsius
|
|
|
temperature?
|
avg kinetic energy of the particles in a substance
|
|
|
heat of fusion?
|
temperature needed to convert solid into liquid
|
|
|
heat of vaporization?
|
temperature needed to convert liquid into gas
|
|
|
Cp of water?
|
4.18
|
|
|
Q
|
Joules
|
|
|
m
|
grams
|
|
|
change in T
|
degrees C or K
|
|
|
Cp
|
Joules per gramsxdegreesC
|
|
|
Hv and Hf
|
Jg
|
|
|
Pressure
|
Pa, atm, Hg
|
|
|
V
|
mL
|
|
|
T
|
kelvins
|
|
|
1st Law of thermodynamics?
|
Heat is a form of energy
|
|
|
2nd Law of thermodynamics?
|
heat moves from hot to cold, never cold to hot
|
