What sport uses balls weighing 2.7g with a diameter of 40mm?
To the nearest mile, how long is a marathon?
| 22 miles | 12 miles | 26 miles | 19 miles |
Approximately how long does it take the Moon to complete one orbit around the Earth?
| 35 days | 14 days | 24 days | 29 days |
What is the most abundant gas on Earth?
What is the largest ocean on Earth?
| Pacific | Atlantic | Indian |
The Mariana Trench, the deepest point on earth, is located in which ocean?
What is the name for the imaginary line around the middle of the Earth?
Which cosmonaut made the first orbit of the Earth in 1961?
More than half Earth's population live in Asia. True or false?
| True | False |
What sort of clay pottery takes its name from the Italian for baked earth?