Definition of Fusion
Fusion is a process in which two or more atomic nuclei come together to form a single, more massive nucleus. This process releases a tremendous amount of energy in the form of light and heat.

How does it relate to Matter in our Surroundings?
Matter in our surroundings is all around us and can exist in different states - solid, liquid, and gas. Fusion is related to matter in our surroundings because it is a process that occurs in stars, which are made up of matter. The sun, for example, is a massive ball of plasma that undergoes fusion to produce energy and light.

Details about Fusion
Fusion occurs when two atomic nuclei come together to form a heavier nucleus. This process releases a large amount of energy in the form of light and heat. The energy is released because the mass of the new nucleus is slightly less than the sum of the masses of the original nuclei. This difference in mass is converted into energy, according to Einstein's famous equation, E=mc².

Fusion is the process that powers stars, including our sun. In the sun's core, where the temperature is over 15 million degrees Celsius, hydrogen nuclei come together to form helium. This process releases a tremendous amount of energy, which is why the sun shines.

Scientists are currently working on developing fusion as a new source of energy for the future. If we can harness the power of fusion, it could provide a virtually unlimited source of clean energy without producing greenhouse gases or radioactive waste.

Advantages of Fusion
- Fusion produces no greenhouse gases, which contribute to climate change.
- Fusion produces no radioactive waste, unlike nuclear fission.
- Fusion fuel is abundant and can be found in seawater.
- The amount of energy produced by fusion is much greater than that produced by traditional energy sources.

Disadvantages of Fusion
- Fusion requires very high temperatures and pressures to occur.
- The technology to create and control fusion reactions is still in development.
- The cost of building and maintaining a fusion reactor is currently very high.

Fusion is not state of matter. It is the name of processes that cause a charge from one state of matter to another. Fusion, which is also called melting, occurs when a solid changes into a liquid