Solar System Online Practice

Question

Complete this assessment to review what you’ve learned. It will not count toward your grade.
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Question
The planets of the solar system are classified into two main groups. What are the names of those two groups?(1 point)
Responses

One group is called the inner or terrestrial planets, and the other group is called the outer or giant gas planets.
One group is called the inner or terrestrial planets, and the other group is called the outer or giant gas planets.

One group is called the inner or outer planets, and the other group is called the terrestrial or gas giant planets.
One group is called the inner or outer planets, and the other group is called the terrestrial or gas giant planets.

One group is called the inner or Jovian planets, and the other group is called the outer or gas giant planets.
One group is called the inner or Jovian planets, and the other group is called the outer or gas giant planets.

One group is called the inner or gas giant planets, and the other group is called the outer or terrestrial planets.

Answer 1

The correct response is:

One group is called the inner or terrestrial planets, and the other group is called the outer or giant gas planets.

This classification distinguishes the four smaller, rocky planets (Mercury, Venus, Earth, and Mars) from the four larger, gas giants (Jupiter, Saturn, Uranus, and Neptune).