KIDS QUIZ
SCIENCE EXPERIMENTS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Venus
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Uranus
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Mars
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Neptune
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Detailed explanation-1: -Closest to the sun, Mercury is the second smallest planet in our solar system. It has an orbital period of 87.97 Earth days and rotates on its axis once every 59 Earth days.
Detailed explanation-2: -Just past Earth is Mars, the fourth planet in the solar system. Mars is the second smallest planet with a radius of 2111 miles (3397 km).
Detailed explanation-3: -Mars has only 53% the diameter of Earth, and about 1/10th the mass. It only has 15% the volume of Earth. In other words, you could fit 6 planets the size of Mars into Earth, and still have room to spare.
Detailed explanation-4: -Mars, the fourth planet from the sun, is the second smallest planet in the solar system; only Mercury is smaller.
Detailed explanation-5: -Mercury is the smallest planet in our solar system.