If the composition of the upper atmosphere were changed so that it permitted a greater amount of terrestrial radiation to escape, what effect would this have on Earth’s climate?

Q: Why does snow remain on mountain slopes even when daytime temperatures are higher than the freezing…

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Q: Why is evaporation a cooling process?

A: Evaporation is the process in which water changes its phase from liquid to gaseous.

Q: Compare the rate of heat conduction through a 13.0-cm-thick wall that has an area of 10.0 m2 and a…

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Q: According to the law of conservation of energy, if ocean water cools, something else should warm.…

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Q: If cooling occurred at the bottom of a pond instead of at the surface, would the pond freeze from…

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Q: Why does the high specific heat of water have to do with convection currents in the air at the…

A: Water has a high specific heat capacity (of 4200 J/Kg°C) on the seashore and the land has a much…

Q: What is the Effect Of Temperature On Surface Tension And Viscosity?

A: Viscosity and surface tension are the physical properties of the liquid. Viscosity is defined as the…

Q: Iceland, so named to discourage conquest by expanding empires, is not at all ice covered like…

A: The average temperature is just not only depends on the latitude of a certain place it also depends…

Q: Consider laminar natural convection from a vertical hot-plate. Will the heat flux be higher at the…

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Q: What happens to the volume of water as it cooled from 3 degree C - 1 degree C?

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Q: Everybody knows that warm air rises. So it might seem that the air temperature should be higher at…

A: When air will get warmer, it will rises and expands. As air is expanding, the pressure will be…

Q: Why is it that a tub of water placed in a farmer's canning cellar helps prevent canned food from…

A: Canning cellar is a place build by the farmers to store the foods in cold winters.The water has…

Q: How does the frequency of radiant energy relate to the absolute temperature of the radiating source?

A: The frequency of the radiant energy is directly proportional to the absolute temperature of the…

Q: What generally happens to the temperature of rising air and sinking air?

A: If the Air sinking down compresses air at the surface, raising temperatures near the ground. The…

Q: Consider a car radiator at 110.5°C in a 53.5°C environment and the exchange of heat between them by…

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Q: Cooling is produced when a gas at high pressure suddenly expands. Explain.

A: When the gas at high pressure suddenly expands, the average distance between its molecules…

Q: Discuss the role of high specific heat capacity of water with reference to climate in coastal areas.

A: Specific heat capacity is the amount of heat energy takes to raise or lower the temperature of one…

Q: What examples of heat transfer by conduction, radiation, and convection do you encounter when using…

A: Heat transmission is a straightforward physical process. During the heat transmission process,…

Q: Is fur a source of heat to our body?

A: Step 1Animals maintain their body temperature by thermo regulation.

Q: what is the purpose of determining the cooling constant?

A: According to the Newton's law of cooling, The cooling rate is proportional to the temperature…

Q: Why the climate of a harbour town is more temperate than that of a town in a desert at the same…

A: Reason : The climate of a harbour town is more temperate than that of a town in a desert at the same…

Q: What happens to the temperature of air  when it expands?

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Q: What type of heat transfer helps the balloon rise?

A: To determine the mode of heat transfer that helps the balloon to rise.

Q: Why do clouds often form above mountain peaks? (Hint: Consider the updrafts.)

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Q: The earth without its atmosphere would be inhospitably cold , Why?

A: The sun rays contain infrared radiations.When these rays reach earth’s surface, these are reflected…

Q: The Earth cools off at night much more quickly when theweather is clear than when cloudy. Why?

A: The cooling of Earth happens predominantly by radiation.

Q: Why does rising unsaturated air (air rising below the lifting condensation level) cool more quickly…

A: Unsaturated air cools at a rate of 10° C/ Km. However, Saturated air cools at average rate of 6°…

Q: If water had a lower specific heat capacity, would ponds be more likely to freeze or less likely to…

A: A lower heat capacity means that less energy must be transferred to result in a temperature change.

Q: Compare the rate of heat conduction through a 13.0-cmthick wall that has an area of 10.0 m2 and a…

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Q: Condensation of water in the air is an important process in determining the climate of an area. When…

A: Heat of condensation is just opposite to Heat of vaporization It is the amount of heat released when…

Q: What will happen if a metal piece is touched with a finger in arctic cold?

A: A metal piece in artic cold will be frozen. When skin is exposed to cold weather conditions or came…

Q: If you were caught in freezing weather with only your own body heat as a source, would you be warmer…

A: In a freezing weather, only source of heat available is body temperature.

Q: A blanket keeps our body warm in winter, but the same blanket can protect ice from melting, Explain…

A: A blanket keeps our body warm in winter, but the same blanket can protect ice from melting because a…

Q: What determines whether an object is a net absorber or net emitter of radiant energy at given time?

A: All substance above absolute temperature emit radiant energy. Whether the object emits more than it…

Q: Desert sand is very hot in day and very cool at night. What does this indicate about its specific…

A: The formula of the specific heat:

Q: Water in lakes and ponds do not freeze at once in cold countries. Give reason.

A: Latent heat of fusion of ice is 336J/g, which is sufficiently high.

Q: Why is it important to protect water pipes in the winter so that they don’t freeze?

A: Given:  water pipes