Mars is called the Red Planet because its soil has a reddish color, giving the planet a red appearance when seen from Earth.
Class 6 Science NCERT Chapter 12
Class VI Book Curiosity Science Chapter 12 Beyond Earth
Why is Mars referred to as the Red Planet?
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Mars is referred to as the Red Planet because its surface contains iron-rich minerals that oxidize, giving the soil a reddish color. This makes the planet appear red when viewed from Earth.
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