Earth - Study Mode

[#76] What is the circumference of the Earth?
Correct Answer

(D) 40,000 km

Explanation

Solution: The approximate equatorial circumference of the earth is 40000 km.

[#77] Who was the first to measure the circumference of the Earth?
Correct Answer

(C) Eratosthenes

Explanation

Solution: Eratosthenes was the first person to calculate the size of the earth. He was also the first person to use the word “Geography”.

[#78] Beirut time is two hours ahead and Lima time is five hours behind GMT. The longitudes of Beirut and Lima are respectively ________
Correct Answer

(C) 30° East and 75° West

Explanation

Solution: Beirut time is two hours ahead and Lima time is five hours behind GMT. The longitudes of Beirut and Lima are respectively 30° East and 75° West.

[#79] The total surface area of earth is ________
Correct Answer

(A) 510 million sq km

Explanation

Solution: The total surface area of the Earth is 510 million square km while that of India is 3.825 million square km.

[#80] When it is 12:00 noon in India, the time in San Francisco (USA) would be closed to ________
Correct Answer

(D) 8 : 30 p. m. of previous day

Explanation

Solution: When it is 12:00 noon in India, the time in San Francisco (USA) would be closed to 8 : 30 p. m. of previous day. India is 12 hours and 30 minutes ahead of San Francisco, CA, USA.