Thermodynamics!

Question 0

What is the flow of thermal energy from one place to another?

Answer 0

Heat.

Question 1

When thermal energy moves from the hotter to cooler object by touch, it’s called…?

Answer 1

Conduction

Question 2

What is thermal energy carried from one place to another by fluid?

Answer 2

Convection.

Question 3

True or False: A boiling pot of water on the stove uses convection.

Answer 3

False.

Question 4

True or False: every gram of liquid water requiring 2,256J of thermal energy to vaporize at 100 degrees C is the heat of fusion.

Answer 4

False.

Question 5

What is electromagnetic energy that moves through space?

Answer 5

Radiation.

Question 6

True or False: the amount of thermal energy exchanged per gram of material during melting or freezing is the heat of fusion.

Answer 6

True.

Question 7

True or False: the amount of thermal energy exchanged per gram of material during melting or freezing is the heat of vaporization.

Answer 7

False.

Question 8

True or False: the relationship between between thermal energy absorbed & temperature change experienced is the specific heat capacity.

Answer 8

False.

Question 9

The relationship between thermal energy absorbed & temperature change experienced is the heat capacity.

Answer 9

True.

Question 10

True or False: The average kinetic energy of a substances atoms and molecules is its temperature.

Answer 10

True.

Question 11

True or False: the Celsius scale uses absolute zero for its 0.

Answer 11

False.

Question 12

Heat is defined as..?

Answer 12

The flow of thermal energy from one place to another

Question 13

An objects’ heat capacity refers to..?

Answer 13

The relationship between thermal energy absorbed and temperature change experienced

Question 14

List the 3 temperature scales.

Answer 14

1. Fahrenheit
2. Celsius
3. Kelvin

Question 15

Which scale has 180 degrees between the freezing & boiling points of water?

Answer 15

Fahrenheit

Question 16

Viscosity refers to..?

Answer 16

The resistance of a fluids flow.

Question 17

One way to measure a materials ability to conduct electricity is to measure its electrical…?

Answer 17

Resistance.

Question 18

The theory which said heat came from an invisible fluid is called the _______ theory?

Answer 18

Caloric.

Question 19

The _______ of a substance is directly related to the average kinetic energy of its atoms & molecules.

Answer 19

Temperature.

Question 20

The standard unit for temperature is the ______.

Answer 20

Degree

Question 21

Temperature is measured using a…?

Answer 21

Degree.

Question 22

True or False: Specific heat capacity is the amount of energy that must be gained to raise the temperature of 1g of a substance 1°C.

Answer 22

True.

Question 23

True or False: In radiation, energy is converted to thermal energy.

Answer 23

False.

Question 24

The temperature scale at which 0 is also absolute zero is…?

Answer 24

Kelvin.

Question 25

The scale in which there is 100 degrees between the freezing & boiling points of water is…?

Answer 25

Celsius.

Question 26

Thermal energy is carried from one place to another by fluid in…?

Answer 26

Convection.

Question 27

True or False: heat capacity is the relationship between the amount of energy absorbed and the temperature change experienced.

Answer 27

True.

Question 29

True or False: In radiation, energy is converted to thermal energy at its destination

Answer 29

True.