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Q: What is the process by which a cell obtains energy in a useful form starting from sugar?
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What is the process in which a cell obtains energy in a useful form starting from sugar?

photosyntis dumb head !


What is the process by which a cell obtain energy in a useful form starting from sugar?

photosyntis dumb head !


What is the amount of useful energy you get from an energy conversion called?

The amount of useful energy obtained from an energy conversion process is referred to as energy efficiency. It is calculated by dividing the useful output energy by the total input energy and expressing it as a percentage. Energy efficiency is an important factor in determining the overall effectiveness and sustainability of an energy conversion process.


What are useful and non-useful energy transfers in the production of electricity using coal?

Useful energy transfers in the production of electricity using coal occur when heat from burning coal is used to generate steam, which drives turbines to produce electricity. Non-useful energy transfers include heat lost through exhaust gases and in the cooling process of the power plant, which reduce the overall efficiency of the energy conversion process.


What is the definition of lost energy?

Lost energy refers to energy that is dissipated or wasted during a process, often in the form of heat, sound, or other non-useful forms of energy. This energy cannot be recovered or utilized for useful work.


When does this chemical energy become useful to you?

Chemical energy becomes useful to you when it is converted into a form of energy that your body can use, such as through the process of cellular respiration. This energy is then used to fuel various functions in your body, such as movement, digestion, and brain function.


What is the useful energy output and waste energy output?

Useful energy output refers to the energy that is converted into a form that can directly be used for a desired purpose, such as electricity generated from a power plant. Waste energy output, on the other hand, refers to the energy that is not converted into a useful form and is lost, typically as heat or noise, during the energy conversion process.


Why is the amount of useful output energy always less than the input energy?

The reason the useful output energy is always less than the input energy is due to inefficiencies in the energy conversion process. Some energy is always lost as heat, sound, or other forms of energy during conversion, reducing the amount of energy available for useful work. This decrease in useful output energy is described by the concept of energy conservation and the second law of thermodynamics.


What is a comparison of the amount of energy before conversion with the amount of useful energy after conversion?

The amount of energy before conversion is typically higher than the amount of useful energy after conversion due to energy losses during the conversion process. These losses can occur in various forms, such as heat, sound, or light, reducing the efficiency of the conversion process. It is essential to minimize these losses to optimize energy efficiency.


What is one type energy that is released and not useful when coal is burnt?

One type of energy released and not useful when coal is burnt is thermal energy in the form of waste heat. This energy is often lost to the environment in the process of burning coal and is not harnessed for productive use.


What is a battery's waste energy?

A battery's waste energy is the energy that is lost as heat during the charging and discharging process. This energy is not converted into useful electrical energy and represents inefficiencies in the battery system.


What process is used to extract energy from combustible fuels?

Combustion is the process used to extract energy from combustible fuels. When the fuel is burned, it reacts with oxygen to release heat energy in the form of thermal energy. This thermal energy can then be converted into various forms of useful energy, such as mechanical energy or electricity.