In Which of the Following Nuclear Processes Are Other Forms

question 53

Multiple Choice

In which of the following nuclear processes are other forms of energy converted into nuclear energy? In other words, in which of these processes is nuclear energy created?

• A) Exothermic ["heat producing"] chemical reactions.
• B) Endothermic ["heat consuming"] chemical reactions.
• C) In nuclear fission of the lighter elements and nuclear fusion of the heavier elements.
• D) In nuclear fusion of the lighter elements and nuclear fission of the heavier elements.
• E) Supernova explosions, i.e., explosions of stars.

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Definitions:

Threatened Species

A categorization for species that are at risk of becoming endangered in the near future.

Extinct Species

Species that no longer exist anywhere on Earth, typically as a result of natural phenomena or human activities.

Endangered Species

Refers to species at risk of extinction due to a drastic decline in their population and habitat.

Threatened Species

Species that are at risk of becoming endangered in the foreseeable future throughout all or a significant portion of their range.