Introduction to Thermodynamics Part 2

Question 1

4 examples of intensive physical properties

Answer 1

Boling Point
Color
Density
Melting Point

Question 2

a positive pressure greater than atmospheric or barometric pressure using ambient pressure as the reference

Answer 2

gauge pressure

Question 3

caused by the collisions of the molecules of the substance with the walls of a container

Answer 3

pressure

Question 4

measure of force exerted per unit area on the walls of a container

Answer 4

pressure

Question 5

directly proportional to the average amount of thermal kinetic energy of the particles in a substance

Answer 5

kelvin

Question 6

weight of a unit volume of a substance

Answer 6

specific weight

Question 7

this concept assumes that the matter in a body is continuously distributed in the entire region of space it occupies

Answer 7

Concept of Continuum

Question 8

heavy fluids such as _______________ are used if large pressure differences are anticipated

Answer 8

mercury

Question 9

pressure that is exerted by the fluid due to the force of gravity

Answer 9

hydrostatic pressure

Question 10

Any characteristic of a substance is called a

Answer 10

property

Question 11

reciprocal of density

Answer 11

specific volume

Question 12

this pressure is almost always used

Answer 12

absolute pressure

Question 13

used to measure small and moderate pressure differences

Answer 13

manometer

Question 14

defined as the volume occupied by per unit mass of a substance

Answer 14

specific volume

Question 15

Pressure in a fluid ___________ with depth because more fluid rests on deeper layers

Answer 15

increases

Question 16

4 examples of extensive physical properties

Answer 16

Volume
Length
Mass
Shape

Question 17

measure of the average kinetic energy of the particles in a system

Answer 17

temperature

Question 18

measured referenced to absolute vacuum (zero pressure)

Answer 18

absolute pressure

Question 19

Some examples of specific properties are?

Answer 19

specific volume and specific total energy

Question 20

defined as the mass per unit volume

Answer 20

denisty

Question 21

a negative pressure less than atmospheric or barometric pressure using ambient pressure as the reference

Answer 21

vacuum pressure

Question 22

independent of the amount of liquid, the shape of the container, or the cross-sectional area

Answer 22

hydrostatic pressure

Question 23

ratio of the density of a substance to the density of some standard substance at a specified temperature

Answer 23

specific gravity