Earth is the third planet from the Sun and the only known planet to harbor life. It has a diameter of approximately 12,742 kilometers (7,918 miles) and a mass of 5.97 x 10^24 kilograms. Earth is the fifth-largest planet in our solar system, and it has a single, relatively large natural satellite, the Moon.
Here are some MCQs on Earth:
1. What is the diameter of the Earth?
A) 12,742 kilometers
B) 10,000 kilometers
C) 15,000 kilometers
D) 20,000 kilometers
2. What is the total surface area of the Earth?
A) 510 million square kilometers
B) 610 million square kilometers
C) 710 million square kilometers
D) 810 million square kilometers
3. What is the Earth’s circumference at the equator?
A) 24,901 miles
B) 20,901 miles
C) 30,901 miles
D) 40,901 miles
4. How much of the Earth’s surface is covered by water?
A) 71%
B) 61%
C) 51%
D) 41%
5. How many oceans does the Earth have?
A) 4
B) 5
C) 6
D) 7
