Which cube releases heat more easily and why? The brick or iron cube? Explain why brick or iron releases heat more easily.

Q: A styrofoam cooler has a thickness of 1.10 cm and a total surface area of 2.20 m². If the outside…

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Q: Describe the relationships between heat transfer, time, and rate of heat transfer?

A: If a hotter body comes in contact with the colder body, heat transfers from the hotter to the colder…

Q: Give 10 examples that can show expansion while heated.

A: When we applied heat to any material expansion will occurs that is known as thermal expansion. Due…

Q: The heat of volcanoes and natural hot springs comes from trace amounts of radioactive minerals in…

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Q: What makes heat rise? Explain.

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Q: What are the main methods of heat transfer from the hot core of Earth to its surface? From Earth’s…

A: The main methods of heat transfer are Radiation Convection Conduction

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

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Q: Choose the BEST answer to the following: Thermal convection mainly involves (a) radiant energy. (b)…

A: Step 1Thermal convection is the transfer of heat by motion of a fluid, such as air or water from one…

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: freezing

A: Water has a very high heat capacity and act as a thermal buffer so it prevent food from freezing.

Q: Explain Mechanisms of Heat Loss or Gain?

A: To determine: The mechanisms of heat loss or gain

Q: How much calories of heat are needed to convert 500 grams of water at 30°C to steam at 150°C?…

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Q: What are the principal heat production methods? Heat loss methods?

A: Principle heat production method: As heat is transferred from one object to another, by three…

Q: Compare the heat needed in taking 1 kg of gold from 25° C to 2700° C to taking 1 kg water from (–…

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Q: What defines thermodynamics equilibrium of a system?

A: Equilibrium is that state of a system in which the state does not undergo any change in itself with…

Q: How does specific heat affect the weather?  Give three examples of weather phenomena that are…

A: The weather in land region is hotter than in coastal regions due to low specific heat capacity of…

Q: Some environmentally conscious people build their homes in the shape of a dome. Why is less heat…

A: Some people build their homes in the shape of a dome.

Q: What is a regenerative heat exchanger? How does a static type of regenerative heat exchanger differ…

A: A regenerative heat exchanger, or commonly a regenerator, is a type of heat exchanger.

Q: Difference between convection and conduction? Site some examples please.

A: Difference between convection and conduction:   Convection Conduction Convection is a process…

Q: When you go out to your car one cold winter morning you discover a 0.80-cm thick layer of ice on the…

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Q: explain why convection and conduction occur in making squash soup?

A: explain why convection and conduction occur in making squash soup?

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: Explain thermal equilibrium?

A: If two objects are placed together and they do not exchange any heat means both are at the same…

Q: How does human harness the heat beneath ground? Explain

A: Given: How does human harness the heat beneath ground? Explain

Q: Describe the process of Calculating the Final Temperature in Calorimetry? Explain with an example?

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Q: How is the temperature of an object related to the amount of heat it absorbs or gives off? We take…

A: We have to find relation between change in temperature and heat absorbed or released. Given, 1…

Q: UESTION 3 Match the word with the example E v Conduction A. Sea breezes E v Convection B. Global…

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Q: In an experiment, a 0.240-kg piece of ceramic superconducting material at 21 °C is placed in liquid…

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Q: If water that boils due to reduced pressure is not hot, then is ice formed by the reduced pressure…

A: From the ideal gas equation:

Q: Solid A is placed in contact with solid B. Heat will flow spontaneously from A to B when O a. A is…

A: Temperature is defined as the degree of hotness or coldness of a body. Heat is the amount of energy…

Q: How many joules are given off when 120 g of water are cooled from 25ºC to - 25ºC. SHC of ice is…

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Q: The temperature of 0.38 kg of water increases by 2.3 °C after transferring some heat. Calculate the…

A: Given data:  Mass (m) = 0.38 kg Increase in temperature (ΔT) = 2.3 °C Specific heat of water (c) =…

Q: What is quality? Does it have any meaning in the superheated vapor region?

A: The ratio of the mass of the vapor to the total mass of the mixture is known as quality. It is also…

Q: Explain, why are big tubs of water kept in underground cellars for storing fresh fruit and…

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Q: Describe the different mechanisms of heat transfer that affect the drying of washing outdoors. Is it…

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