What is the first law of thermodynamics
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.
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?
2nd law
3rd law
0th law
1st law
what is the second law of thermodynamics?
The entropy of a perfect crystal at absolute zero is exactly equal to zero.
Entropy of an isolated system can stay the same or increase. It can never decrease. This is the 1st law of thermodynamics
The entropy of a perfect crystal at absolute zero is exactly equal to zero. this is the 3rd law of thermodynamics
Question: What is the percentage contribution of evaporation to moisture in the atmosphere?
10%
80%
50%
90%
Question: How much of evaporated moisture falls to earth as precipitation?
20%
40%
Question: How many days does a water molecule stay in air once evaporated?
90 days
70 days
10 days
30 days
Dalton’s Law = Rate of evaporation is dependent on the difference between:
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
what is one way in which farmer try to reduce evaporation in agriculture?
Precision, modern irrigation
tillage
open space
s
Clouds forms via ❌ when the saturated vapour pressure is exceeded; beyond 100% ❌.
How do clouds forms:
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