Get planet mars reviews and study guides here. Learn about planet mars or brush up on your skills. Thorough explanations and practice examples will help you review astronomy.

Study Guides

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  • 1.

    Mars Help

    Introduction to Mars Mars is the fourth known planet in order outward from the Sun, and is in many ways the most Earthlike. Science-fiction writers have used Mars more than any other extraterrestrial place as the ...

    Source: McGraw-Hill Professional
  • 2.

    Anatomy of Mars Help

    Introduction to the Anatomy of Mars The Red Planet is about 53 percent the diameter of Earth, roughly 6,800 kilometers (4,200 miles). This would put Mars neatly between Earth and the Moon in size if the three orbs could be lined up next to one another (Fig. 6-2). ...

    Source: McGraw-Hill Professional
  • 3.

    Life on Mars Help

    Introduction to Life on Mars The temperature on Mars never rises above the freezing point as we know it on Earth. At night in the winter, Mars would make Antarctica seem inviting by comparison. As if this were not bad enough, the Sun blasts the surface with ...

    Source: McGraw-Hill Professional
  • 4.

    The Moons of Mars Help

    The Moons of Mars—Deimos Some astronomers think Phobos and Deimos are ex-asteroids that ventured too close to the planet and were captured by its gravitation, although there is reason to believe that one or both of them congealed from ejected material as the ...

    Source: McGraw-Hill Professional
  • 5.

    The Landing Help

    The Landing The Mars lander, the Eagle , awaits. You’re not eager to get inside its cramped cabin and endure weightlessness, even for a short while. The artificial-gravity wheel on the Valiant has been slowing down gradually since you left ...

    Source: McGraw-Hill Professional
  • 6.

    Mars Practice Problems

    Review the following concepts if needed: Mars Help Anatomy of Mars Help

    Source: McGraw-Hill Professional
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