Which of the Following Quantities Is Conserved for a Planet

question 39

Multiple Choice

Which of the following quantities is conserved for a planet orbiting a star in a circular orbit? Only the planet itself is to be taken as the system; the star is not included.

• A) Momentum and energy.
• B) Energy and angular momentum.
• C) Momentum and angular momentum.
• D) Momentum, angular momentum and energy.
• E) None of the above.

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Definitions:

Homozygous

Having inherited two genes of the same allelic form for a trait.

Allelic Form

Allelic form refers to the variant form of a gene that arises by mutation and is found at the same place on a chromosome as other alleles of the gene, leading to genetic diversity within a population.

Ontogenetic

Pertaining to the development of an individual organism or individual anatomical or behavioral characteristic from conception to maturity.

Monozygotic

Referring to twins developed from a single fertilized ovum, hence they are genetically identical.