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How much heat does the earths mantel?
The Earth's mantle is responsible for generating most of the planet's heat through radioactive decay of elements like uranium, thorium, and potassium. It is estimated to produce around 47 terawatts of heat energy. This heat drives geological processes like plate tectonics and mantle convection.
What is the source of earths internal heat?
The source of the Earth's internal heat is a result of gravitational compression and to a much lesser extent, the decay of radioactive isotopes.The heat present in the Earth is due to several factors.The first source of heat is from the remnants of heat from impacts with planetesimals early in Earth's history. Impacts with large bodies such as these (including the impact which led to the formation of the moon) trapped the thermal energy of the collision in the surrounding rock of the planet, and may have been enough in certain circumstances to completely melt the early Earth.The second source of heat is also a remnant of an early Earth event known as the Iron Catastrophe. With much of early Earth still molten, denser metals, particularly iron and nickel, migrated to the center of the planet. Tremendous amounts of frictional heat was created, enough to completely melt the planet once again.The third source of heat in the Earth is from compression due to gravity.The fourth and final source of heat in the Earth is from the decay of radioactive elements. This source of heat is gradually declining due the decreasing amounts of radioactive isotopes, the decrease being caused by the decay.
How many earths does Saturn inside?
Saturn is much larger than Earth. You could fit 764 Earths inside Saturn based on volume.
How would earths average temperature be different if there were no greenhouse gases in the atmosphere at all.?
If there were no greenhouse gases in the atmosphere, Earth's average temperature would be significantly colder. Greenhouse gases like carbon dioxide and methane trap heat in the atmosphere, helping to keep the planet warm. Without them, Earth's surface would not retain as much heat from the sun, resulting in much lower temperatures.
How much radiation is absorbed by the earths surface?
The amount of radiation absorbed by the Earth's surface varies depending on factors such as location, time of day, and cloud cover. On average, about half of the solar radiation that reaches the Earth's atmosphere is absorbed by the surface, where it is then transformed into heat energy.
Where is the earths energy released?
Earths energy is released when there is too much heat inside of Earth and volcano's erupt.
Which jovian planets do not have internal heat source?
Uranus and Neptune are the two jovian planets that do not have a significant internal heat source. They receive most of their heat from the sun and do not generate as much internal heat as Jupiter and Saturn.
What kind of animal does not produce much internal heat?
Cold-blooded animals do not produce much body heat. Most do not produce any at all.
Is the earths formation a source of thermal energy?
Yes, the Earth's formation is a source of thermal energy. The heat left over from the planet's formation and the decay of radioactive elements in the Earth's core contribute to the planet's internal heat. This thermal energy drives processes like plate tectonics and volcanic activity.
Which planet gives off twice as much heat as it gets from the sun?
Jupiter gives off more heat than it receives from the sun, with its internal heat source generating about twice as much energy as it receives from the sun. This excess heat contributes to Jupiter's high internal temperature and its strong magnetic field.
Why doesnt much heat come out when you turn it on?
it has to heat itself up first
Could Uranus continues to generate internal heat through gravitational contraction?
Yes, Uranus can continue to generate internal heat through gravitational contraction, albeit at a much slower rate than in its earlier formation. As the planet cools, the gravitational energy from the slow contraction of its mass can be converted into thermal energy. However, this process is not the primary source of heat for Uranus today; much of its internal heat is residual from its formation. Overall, while gravitational contraction may contribute to its internal heat, it plays a limited role compared to other factors.
Heat engines use heat to do work?
Yes. Heat engines come in various forms. For example, internal combustion using gasoline or diesel, external combustion (not much used), steam engines reciprocating or turbine, gas turbines, rocket engines.
What doesn't produce much internal heat in the body?
Tissues such as adipose (fat) tissue produce relatively little internal heat compared to active muscle tissue. Additionally, organs like the skin, which primarily serve as a barrier and regulator of temperature rather than a heat producer, also generate minimal internal heat. Overall, areas with lower metabolic activity, such as the brain at rest, contribute less to the body's heat production compared to highly active tissues.
What do you call it when someone gets overheated?
Working or exercising in hot conditions can cause 'heat exhaustion', which can progress to 'heat stroke'. 'Hyperthermia' is the condition of too much heat in the body. It may come from external sources or from internal medical conditions that cause the body temperature to rise in a fever. The opposite condition, a dangerously low body temperature, is known as 'hypothermia'.
How much longer will the earths core have heat?
The Earth's core will continue to have heat for billions of years. It is estimated that the core will remain hot for another 1 to 1.5 billion years before it cools down significantly.
What is the significance of the heat output of the human body in relation to maintaining a stable internal temperature?
The heat output of the human body is important for maintaining a stable internal temperature because it helps regulate the body's core temperature. The body produces heat through metabolic processes, and this heat is necessary to keep the body warm and functioning properly. If the body produces too much or too little heat, it can lead to imbalances in internal temperature, which can affect overall health and well-being.
