Which statement regarding temperature is not correct?

Water boils at 32 degrees Celsius

Which of the following is a correct explanation of pressure?

A measure of how often gas atoms collide with the container.

Which of the following is the best physics definition of temperature?

A measure of average kinetic energy of an object's atoms..

Which is not a statement of the 2nd law of thermodynamics?

Energy cannot be created or destroyed; only transformed.

Which statement regarding laws of thermodynamics is incorrect?

A perpetual motion machine which runs forever can be made.

studbud

Thermodynamics Review 1

9 termsStudBud Administration94 plays

A review of concepts such as: Temperature, heat, thermal energy, pressure, laws of thermodynamics, and efficiency

Flashcards9 cardsFPractice quizPHost liveL

Questions 9

Answers

1
Which statement regarding temperature is not correct?
Physicists primarily use the Kelvin or Celsius scale.
Water boils at 32 degrees Celsius
An ice cube will melt at 0 degrees Celsius.
0 Kelvin is also known as absolute zero.
2
Which of the following is an example of decreasing entropy?
Sorting a deck of cards
A bedroom becoming more messy over time
A glass being dropped on the ground and shattering.
A ball being dropped on the ground.
3
Which of the following is a correct explanation of pressure?
A measure of how hot or cold an object is.
A measure of how much heat is stored in an object.
A measure of how fast an object's atoms move.
A measure of how often gas atoms collide with the container.
4
Which of the following is the best physics definition of temperature?
A measure of how hot or cold something is.
A measure of average kinetic energy of an object's atoms..
A measure of the frequency of that gas particles collide.
A measurement of total kinetic energy of an object's atoms.
5
Cold milk is poured into some hot coffee and stirred.Heat is transferred from coffee to milk by
Radiation
Conduction
Convection
Induction
6
Which is not a statement of the 2nd law of thermodynamics?
Efficiency of a machine must be less than 100%.
Energy cannot be created or destroyed; only transformed.
Heat tends to flow from hot to cold
Entropy of a system always tends to increase
7
Which type of heat transfer is responsible for the moon being warmed by the sun?
Conviction
Convection
Conduction
Radiation
8
Which method of heat transfer is most likely to apply?
Convection
Conduction
Radiation
Insulation
9
Which statement regarding laws of thermodynamics is incorrect?
A perpetual motion machine which runs forever can be made.
Energy cannot be created or destroyed.
A machine with more than 100% efficiency cannot exist.
A 100% efficient machine cannot be created

Thermodynamics Review 1 Flashcards | StudBud