According to What We Now Know from Newton's Laws,which of the Following

question 98

Multiple Choice

According to what we now know from Newton's laws,which of the following best explains why Kepler's second law is true?

• A)A planet's angular momentum must be conserved as it moves around its orbit.
• B)Orbits must be elliptical in shape.
• C)Gravity is an inverse cube law.
• D)This effect happens because of the influence of other planets on a particular planet's orbit.

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Definitions:

Chemical Compound

A substance formed from two or more elements chemically united in fixed proportions.

Genes

The basic physical and functional units of heredity, made up of DNA sequences that instruct how organisms are built and function.

Hereditary Characteristics

Traits and features that are passed from parents to offspring through genes.

Negatively Charged Particle

An elementary particle with a negative electric charge, such as an electron.