The change of phase from solid to gas, skipping the liquid phase, is called O Acclimation Shiplimation O Sublimation Gasification

Q: On a chilly 10°C day, your friend who loves cold weather says she wishes it were twice as cold.…

A: Here, 10°C in Kelvin = 10+273 = 283 K         -131.5°C in Kelvin = -131.5+273 = 141.5 K

Q: Would regelation occur if ice crystals did not have an open structure? Explain.

A: The structure of ice is similar to that of water molecules. There exist hydrogen bonds in ice…

Q: What mechanisms of heat loss are aided by convection?

A: Convection is the process of heat flow from one point to another point.

Q: Differentiate between Conduction and Convection?

A: To determine Difference between Conduction and convection

Q: On the basis of kinetic theory, explain why evaporation causes cooling?

A: During evaporation, a liquid turns into a gas by absorbing heat from the surroundings. The molecules…

Q: What is the basic difference between a cloud and fog?

A:

Q: Define latent heat of vaporisation. Give some examples.

A: Energy required for the change of phase without any change in temperature is called Latent heat.…

Q: What is the difference between saturated vapor and superheated vapor?

A: Saturation temperature is nothing but the phase change temperature. During phase change temperature…

Q: What exactly is thermal pollution?

A: When the quality of the water is degraded through any process which leads to the change in the…

Q: Which of the following is NOT an example of convection in action?

A: convection is a way of heat transfer other than conduction and radiation. It's the heat transfere…

Q: Why do Eskimos build double walled houses of blocks of ice?

A: The Eskimos build double walled houses in order to keep the interior of their houses warm.

Q: What is the effect of temperature on surface tension?

A: Surface tension is the tension of the surface film of a liquid caused by the attraction of the…

Q: Why does presence of large water bodies tend to moderate the climate of nearby land- to make it…

A:

Q: During an unsual storm , the temperature fell 8°C , rose 5°C , fell 4°C, and then rose 6°C . If the…

A: Given in question:    During an unusual storm, the temperature fell 8°C, rose 5°C, fell 4°C, and…

Q: Calculate the heat lost when 94g of basalt cools from 99oC to 86oC, please answer in whole numbers

A: The given data are: m=94 gTi=99 °CTf=86 °C

Q: The degree of freedom of a triatomic gas is? a) 1 b) 2 c) 6 d) 8

A: A triatomic gas molecule has 3 degrees of freedom due to translator motion and 3 degrees of freedom…

Q: Due to greenhouse effect, the Earth's actual average temperature is now O-14° C O +14° C O -19° C…

A: Climate is a long-term weather condition of a region. While the weather is the state consisting of…

Q: What is thermal stress? Give some examples?

A: Thermal stress is the stress created by a change in temperature of a material. They can lead to…

Q: what is the rate of cooling ?

A: According to Newton, the rate of cooling is defined as the rate of change of temperature is directly…

Q: What is the difference between sheet lightning and cloud-toground lightning?

A: Lighting is nothing but a sudden electrical discharge which is caused in  air and clouds. Positive…

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: What is air?

A: Air is the gases which is around the earth atmoshphere, due to this air we breath,plants grow fire…

Q: Although the cooling breeze felt nice it wasn't enough and you decide to take a dip in the ocean. As…

A: Thermal conduction is the transfer of internal energy by infinitesimal collisions of particles and…

Q: What physical phenomenon predominantly contributes to the magentic field of the earth

A:

Q: Why does the weather become very cold after a hail storm?

A: Ice absorbs a large amount of Latent heat from the surroundings to melt. There is a lot of heat in…

Q: What is meant by the vapor pressure of water in the atmosphere?

A: The pressure at which the water vapor is in thermal equilibrium with the condensed phases (solid,…