Thermodynamics

Question 1

Temperature is the measure of

Answer 1

Internal energy

Question 2

What is the equation to determine Fº from Cº?

Answer 2

Tf = 9/5 • Cº + 32º

Question 3

How do solids experience thermal expansion?

Answer 3

They increase in size

Question 4

What is the equation for solid thermal expansion?

Answer 4

∆L = alpha • L0 • ∆T

Question 5

How do liquids experience thermal expansion?

Answer 5

They expand via volume

Question 6

What is the equation for liquid thermal expansion?

Answer 6

∆V = B • V0 • ∆T

Question 7

Heat is the

Answer 7

Energy transferred between two objects

Question 8

1 Cal is equal to how many Joules?

Answer 8

4184 Joules

Question 9

Conduction is the

Answer 9

Direct heat transfer of heat between molecules via Collision

Question 10

Convection is the

Answer 10

Transfer of heat via physical motion of heated materials

Question 11

Convection is only done in

Answer 11

Fluids

Question 12

What happens to the heated portions in convection?

Answer 12

Heated portions rise

Question 13

Radiation is the

Answer 13

Transfer of energy by electromagnetic waves via a vacuum

Question 14

What is the equation of specific heat?

Answer 14

q = mc∆t

Question 15

During phase change, heat is

Answer 15

q = mL

Question 16

Energy changes due to the

Answer 16

Exchange of heat or work

Question 17

Work done is located by finding the

Answer 17

Area under a P • V curve

Question 18

How is the work when V is constant?

Answer 18

Work = 0

Question 19

If Pressure is constant, the work is

Answer 19

W = P∆V

Question 20

In isobaric processes, what is constant?

Answer 20

Pressure

Question 21

The change in internal energy, or ∆U is displayed by

Answer 21

Q - W

Question 22

The second law of thermodynamics states that

Answer 22

As moving from one equilibrium state to another, the ∆S of a system and the environment will either increase or remain unchanged

Question 23

The equation for ∆S is

Answer 23

∆S = Q / T