7216590
Descrição
Quiz por Shi Shang Tan, atualizado more than 1 year ago
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Criado por Shi Shang Tan
mais de 7 anos atrás
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Questão 1
Questão
What is the first law of thermodynamics
Responda
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If two objects A and B are in thermal equilibrium with a third object C, then A and B
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Conservation of energy in thermal physics
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The entropy of a perfect crystal at absolute zero is exactly equal to zero
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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
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2nd law
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3rd law
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0th law
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1st law
Questão 3
Questão
what is the second law of thermodynamics?
Responda
-
Conservation of energy in thermal physics
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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.
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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
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10%
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80%
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50%
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90%
Questão 7
Questão
Question: How much of evaporated moisture falls to earth as precipitation?
Responda
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20%
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40%
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80%
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10%
Questão 8
Questão
Question: How many days does a water molecule stay in air once evaporated?
Responda
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90 days
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70 days
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10 days
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30 days
Questão 9
Questão
Dalton’s Law = Rate of evaporation is dependent on the difference between:
Responda
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ability of air to hold water
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Energy in the water body (usually temperature) making it release water to the air
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the amount of water
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The amount of sunlight
Questão 10
Questão
what is one way in which farmer try to reduce evaporation in agriculture?
Responda
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Precision, modern irrigation
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tillage
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open space
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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].
Responda
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condensation
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evaporation
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sublimation
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deficit
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relative humidity
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pressure
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vapours
Questão 12
Responda
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forward
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convection
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shadow effect fall
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hot air = falls
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solar radiation
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Frontal
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mountain rain
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orography
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