GEOLOGY

EARTH SCIENCE

GEOBIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the period of rotation of Mars?
A
of 79 days
B
of 76 days
C
of 7 days
D
of 10 days
Explanation: 

Detailed explanation-1: -Kepler’s third law can then be used to calculate Mars’ average distance from the Sun. Mars’ orbital period (1.88 Earth years) squared, or P2, is 1.882 = 3.53, and according to the equation for Kepler’s third law, this equals the cube of its semimajor axis, or a3.

Detailed explanation-2: -A year on Mars is longer than a year on Earth-almost twice as long at 687 days. This is roughly 1.88 times the length of a year on Earth, so to calculate your age on Mars we simply have to divide your Earth age by 1.88.

Detailed explanation-3: -A martian year is 668.6 sols (martian solar days) long and a sol is 88775.245 seconds long. Martian months are defined as spanning 30 degrees in solar longitude. Due to the eccentricity of Mars’ orbit, martian months are thus from 46 to 67 sols long, as shown in the table below.

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