Question

Which is the main fuel for nuclear fusion in all stars?

nitrogen

carbon

hydrogen

helium
Answer
Which is the heaviest element produced in large stars by nuclear fusion near the end of their life cycle?

helium

beryllium

iron

uranium
Answer
Which of these is a light element?

oxygen

lithium

iron

carbon
Answered by GPT 3.5
Hydrogen is the main fuel for nuclear fusion in all stars.
Answered by GPT 3.5
Iron is the heaviest element produced in large stars by nuclear fusion near the end of their life cycle.
Answered by GPT 3.5
Lithium is a light element.