Unit 7: Thermochemistry Flashcards
1
Q
the kinetic energy of particles transferred from one object to another
A
heat
2
Q
the measure of relative energy (motion of particles)
A
temperature
3
Q
warmer object LOOSES energy
A
exothermic
4
Q
cooler object GAINS energy
A
endothermic
5
Q
system does not allow either matter or energy to enter or leave
A
isolated system
6
Q
system does not allow matter to enter or leave, but does allow energy to enter or leave
A
closed system
7
Q
system can exchange both energy and matter with its surroundings
A
open system
