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Energy

The Energy category covers the description, definition, and use of all types of energy. Questions of a general nature can be put in the general Energy category. Other sub-categories exist for Fossil fuels, Nuclear energy, and renewables such as Wind, Solar, Hydro, Tidal, and Wave power.

24,905 Questions

How does the sun produce energy from matter in its core through the process of?

The sun produces energy through nuclear fusion in its core. This process involves the fusion of hydrogen nuclei to form helium, releasing large amounts of energy in the form of light and heat. This energy sustains the sun's brightness and heat output.

In what situations on earth are insulation and limiting thermal energy transfer important?

Insulation and limiting thermal energy transfer are important in buildings to maintain comfortable indoor temperatures and save energy during heating and cooling. They are also crucial in industrial applications to prevent heat loss or gain in processes and equipment, and in space exploration to protect spacecraft and astronauts from extreme temperature fluctuations.

How do you know why thermal energy by burning matchstick?

When a matchstick is burned, the thermal energy is released as a result of the chemical reaction between the match head (containing sulfur and potassium chlorate) and the striking surface (containing red phosphorus). This reaction generates heat energy, causing the matchstick to ignite and produce a flame.

What energy transformation in window blinds?

In window blinds, mechanical energy is transformed into thermal energy when sunlight strikes the blinds and heats them up. This thermal energy is then transferred into the room, helping to keep it warmer.

When the air is still a windmill still possesses what types of energy why?

When the air is still, a windmill could still possess potential energy stored in its structure, ready to be converted into kinetic energy once the wind starts blowing. Additionally, if the windmill is connected to a generator, it could also store electrical energy generated from previous wind events.

What Wind moving water and falling rock are examples of what type of energy?

Wind moving water and falling rock are examples of kinetic energy, which is the energy of movement.

What kind of energy comes out of an electric fan?

Mechanical energy is produced by an electric fan when it rotates its blades, creating airflow. This mechanical energy helps circulate air in the surrounding environment, providing a cooling effect.

What are some chemical potential energy examples?

examples of chemical energy are.. food, baterries, fuels, candles, etc.

What is the type of energy that can be replenished?

Renewable energy is the type of energy that can be replenished naturally in a relatively short amount of time, such as solar, wind, hydro, and biomass energy.

What device uses an electromagnet to change electrical energy to kinetic energy?

An electric motor uses an electromagnet to convert electrical energy into kinetic energy. The electromagnet creates a magnetic field that interacts with a permanent magnet, causing the motor to spin and generate mechanical motion.

What particle kinetic energy does a solid have?

A solid has particles with kinetic energy that corresponds to their vibrational motion within the lattice structure of the solid. The average kinetic energy of these particles increases with temperature, leading to an increase in the vibrational amplitude and speed.

How the energy in waves originally came from the Sun?

The energy from waves is usually caused by the wind; the wind is caused by temperature differences among different parts of Earth; and these temperature differences are caused by the sunlight.

What is a definition for gravitational potential energy?

Gravitational potential energy is the energy an object possesses due to its position within a gravitational field. It is directly related to the object's height above a reference point and is released when the object falls or moves to a lower position.

How much natural gas is required to produce a ton of ammonia?

On average, about 33 million BTUs of natural gas are required to produce a ton of ammonia. This amount can vary depending on the efficiency of the production process and the technology used.

How does mechanical energy change into heat energy?

Mechanical energy can change into heat energy through friction. When two objects rub against each other, the mechanical energy of their motion is converted into heat energy due to the resistance between their surfaces. This process results in the generation of heat and an increase in the overall temperature of the system.

What happens with the potential energy when objects drops?

When an object drops, its potential energy is converted into kinetic energy as it accelerates towards the ground. As the object falls, its potential energy decreases while its kinetic energy increases until it reaches the ground, where it has no more potential energy but maximum kinetic energy.

What is stored energynot moving?

Potential energy is stored energy that an object possesses due to its position or condition. This energy can be converted into kinetic energy when the object starts moving. Examples of potential energy include gravitational potential energy and elastic potential energy.

What is the energy source for co-transport?

The energy source for co-transport is typically the concentration gradient of one substance that is established by an active transport process. This concentration gradient drives the movement of another substance against its own concentration gradient through a symporter protein.

What form of energy is possess in bread?

Bread contains chemical energy, which is stored in the bonds of molecules within the bread. This energy is released when the bread is broken down during digestion, providing fuel for the body.

What energy was given off by the burning matchsticks How do you know?

The energy given off by burning matchsticks is in the form of light and heat. This can be observed through the bright flame that is produced and the warmth that is felt when a matchstick is burning.

What is the source of Chemical Energy for the muscles?

The primary source of chemical energy for muscles is adenosine triphosphate (ATP). ATP is produced through various metabolic processes, including glycolysis, the citric acid cycle, and oxidative phosphorylation. When muscles contract, ATP is broken down into adenosine diphosphate (ADP) and inorganic phosphate, releasing energy that powers muscle contractions.

What type of energy is solids?

Solids have potential energy, which is the stored energy that an object possesses due to its position or condition. This energy can be converted into kinetic energy when the object moves or changes position.

Why does thermal energy always move from an object with lower temperature to an object with higher temperature?

It doesn't. It's the other way round. Particles in the hotter object are vibrating faster than those in the cooler one. When they collide with each other energy is shared, increasing the temperature of the cooler object and decreasing that of the hotter one.

What is source of nhhhhhhhhhhhhhhhhhhh?

It seems like "nhhhhhhhhhhhhhhhhhhh" is random gibberish. There is no specific source for this phrase as it does not have any known meaning or context.

What 3 things store energy in chemicals?

The three main things that store energy in chemicals are carbohydrates (such as glucose), fats (triglycerides), and proteins. These molecules can be broken down through various metabolic processes to release stored energy for use by the body.