If two objects A and B are in thermal equilibrium with a third object C, then A and B
Conservation of energy in thermal physics
The entropy of a perfect crystal at absolute zero is exactly equal to zero
Entropy of an isolated system can stay the same
Conservation of energy in thermal physics
or increase. It can never decrease.
Questão 2
Questão
If two objects A and B are in thermal equilibrium with a third object C, then A and B
are in thermal equilibrium with each other. which thermodynamic law is this?
Responda
2nd law
3rd law
0th law
1st law
Questão 3
Questão
what is the second law of thermodynamics?
Responda
Conservation of energy in thermal physics
If two objects A and B are in thermal equilibrium with a third object C, then A and B
The entropy of a perfect crystal at absolute zero is exactly equal to zero.
Entropy of an isolated system can stay the same
Conservation of energy in thermal physics
or increase. It can never decrease.
Questão 4
Questão
Entropy of an isolated system can stay the same
or increase. It can never decrease. This is the 1st law of thermodynamics
Responda
True
False
Questão 5
Questão
The entropy of a perfect crystal at absolute zero is exactly equal to zero. this is the 3rd law of thermodynamics
Responda
True
False
Questão 6
Questão
Question: What is the percentage contribution of evaporation to moisture in the atmosphere?
Responda
10%
80%
50%
90%
Questão 7
Questão
Question: How much of evaporated moisture falls to earth as precipitation?
Responda
20%
40%
80%
10%
Questão 8
Questão
Question: How many days does a water molecule stay in air once evaporated?
Responda
90 days
70 days
10 days
30 days
Questão 9
Questão
Dalton’s Law = Rate of evaporation is dependent on the difference between:
Responda
ability of air to hold water
Energy in the water body (usually temperature) making it release water to the air
the amount of water
The amount of sunlight
Questão 10
Questão
what is one way in which farmer try to reduce evaporation in agriculture?
Responda
Precision, modern irrigation
tillage
open space
s
Questão 11
Questão
Clouds forms via [blank_start]condensation[blank_end] when the saturated vapour pressure is exceeded; beyond 100% [blank_start]relative humidity[blank_end].