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Earth and Universe

Earth's motion, solar system and basic space concepts.

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Q1 · Earth and Universe · EASY
The Earth completes one full rotation on its axis in approximately how much time?
Q2 · Earth and Universe · EASY
Which planet in our solar system is known as the Red Planet?
Q3 · Earth and Universe · MEDIUM
What causes the change of seasons on Earth?
Q4 · Earth and Universe · MEDIUM
A student observes that during summer in India, days are longer than nights, while during winter, nights are longer than days. Which of the following best explains this observation?
Q5 · Earth and Universe · MEDIUM
If the Earth takes 365 days to complete one revolution around the Sun, approximately how many days would it take for Mars to complete one revolution, given that Mars is about 1.5 times farther from the Sun than Earth?