Helium Originates from

question 85

Multiple Choice

Helium originates from

• A) stellar nucleosynthesis only.
• B) the Big Bang only.
• C) mostly from stellar nucleosynthesis with a small contribution from the Big Bang.
• D) mostly from the Big Bang with a small contribution from stellar nucleosynthesis.
• E) radioactive decay of elements heavier than carbon.

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Definitions:

Energy

The capacity to do work or produce physical change, existing in forms like thermal, electrical, kinetic, and potential energies.

Auto-ignition Temperature

The lowest temperature at which a substance spontaneously ignites in a normal atmosphere without an external source of ignition.

Melting Point

The melting point is the temperature at which a solid substance transitions to its liquid phase under atmospheric pressure.

Physical Change

A physical change is a change in a substance that does not involve a change in its chemical composition, such as melting, freezing, or cutting.