Which of the Following Describes a Major Danger of Interstellar

question 38

Multiple Choice

Which of the following describes a major danger of interstellar travel at near-light speed?

• A)Atoms and ions in interstellar space will hit a fast-moving spacecraft like a flood of dangerous cosmic rays.
• B)Any interstellar journey will take much longer than the lives of the crew members.
• C)Time dilation will slow the heart beats of the crew to a dangerously low rate.
• D)Asteroid fields floating in interstellar space will present a navigational challenge.

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Definitions:

Biochemical Code

The complex sequences of biochemical signals and processes that govern the functioning of living organisms.

Eye Color

The color of the iris, determined by genetics, which can range from blue, green, brown, to variations of these colors.

Genes

Units of heredity made up of DNA that influence the development of an organism's traits and are passed from parents to offspring.

Natural Selection

A process in evolutionary biology where organisms better adapted to their environment tend to survive and produce more offspring.