Module 1 Flashcards
1
Q
Thermodynamics is derived from which Greek words?
A
Thermos which means heat and dynamis which means force or power
2
Q
Thermo is the study of what?
A
Heat
3
Q
What is a system?
A
Quantity of matter
4
Q
What are surroundings?
A
The region outside the system
5
Q
What is a boundary
A
separates system from surroundings
6
Q
closed system
A
no mass crosses the boundary
7
Q
open system
A
mass crosses the boundary
8
Q
isolated system
A
mass and energy do not cross the boundary
9
Q
equilibrium
A
not changing, always constant
10
Q
thermal eq.
A
constant temp
11
Q
mechanical eq.
A
constant pressure
12
Q
phase eq.
A
system of 2 phases and mass of each phase doesnt change
13
Q
chem eq.
A
no chemical reactions and chemical composition does not change
14
Q
process
A
transition from one state to another
15
Q
extensive properties
A
varies with amount of mass
