Second law of Thermodynamics
Authored by riel casinillo
Physics
9th - 10th Grade
Used 26+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is the best definition of entropy?
increase in disorganization within a system
an energetically favorable reaction
increase in the concentration of a substance in a solution
a friction-free system
increase in organization within a system
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The aging of our bodies over time is an example of which of the following?
Newton's Second Law
Newton's First Law
First Law of Thermodynamics
Second Law of Thermodynamics
Third Law of Thermodynamics
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is the best definition of energy?
ability to do work
anything that has mass and takes up space
mode of operation
distance moved in a period of time
movement of an object with application of force
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens to the amount of usable energy in a system over time?
remains constant
increases until the heat of friction equal the original potential energy in the system
increases
decreases
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is the best example of The Second Law of Thermodynamics?
A bike parked at the top of a hill has stored potential energy
A bike rolling down a hill has kinetic energy
Water flowing over a dam is used to generate electricity
Some of the potential energy stored in gasoline is lost as heat when burned in a car's engine
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following correctly describes the entropy changes of the water molecules and the universe when a sample of water freezes?
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following statements is in agreement with the second law of thermodynamics?
It is possible to continuously convert thermal energy fully into work.
In natural processes, local entropy must increase.
Thermal energy will not flow by itself from cold to hot bodies.
The entropy in a closed system tends to decrease.
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