The Average Density of Each Planet in the Solar System

question 2

Multiple Choice

The average density of each planet in the solar system is determined by taking its mass anddividing that by its:

• A)radius.
• B)diameter.
• C)surface area.
• D)radius squared.
• E)volume.

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Definitions:

Spinal Cord

A major part of the central nervous system which extends from the base of the brain through the vertebral canal and is responsible for transmitting nerve signals between the brain and the rest of the body.

Tolerance

The process by which the body becomes less responsive to a substance (such as a drug) or a stimulus after repeated exposure.

Resistance

The refusal to accept or comply with something; the attempt to prevent something by action or argument.

Impaired Memory

A reduction in the ability to remember information or events, which can be temporary or permanent.