Like fuels the sun also provides heat and light. The process taking place in the sun is calledA.combustionB.nuclear processC.burningD.all of these.

Break Down the Problem

1. We need to identify the process that takes place in the sun.
2. Analyze each option to determine its relevance to the sun’s energy production.

Relevant Concepts

• Combustion: A chemical process in which fuel reacts with oxygen to release energy.
• Nuclear Process: Involves reactions in the nucleus of atoms, such as fusion, which is the process that powers the sun.
• Burning: Generally refers to combustion.
• All of these: Suggests that all previous options could be correct.

Analysis and Detail

1. Combustion and burning primarily refer to chemical reactions occurring on Earth involving hydrocarbons and oxygen. The sun's energy does not come from combustion in this sense, but rather through a nuclear process.
2. Nuclear Process refers to nuclear fusion occurring in the sun, where hydrogen nuclei combine to form helium, releasing a massive amount of energy.

Verify and Summarize

After analyzing the definitions:

• Combustion and burning are not applicable to the sun's energy mechanism.
• The suitable process is the nuclear process (fusion).

Final Answer

The correct answer is B. nuclear process.