Equator FAQs:

Q: Is Equator the intersection of the surface of a rotating sphere with the plane that is perpendicular to the sphere's axis of rotation and midway between its poles?

A: Yes.

Q: Is Equator on the oceans or rainy throughout the year?

A: Yes.

Q: Is Equator 40,07?

A: Yes, and 0,075.

Q: Is Equator modelled as a circle whose radius is a whole number of metres?

A: Yes.

Q: Is Equator at the elevation of 4,690 metres?

A: Yes, and at 0°0′0″N 77°59′31″W, found on the southern slopes of Volcán Cayambe [summit 5,790 metres ] in Ecuador.

Q: Is Equator about 40,075 kilometres long?

A: Yes, some 78.

Q: Is Equator about 43 kilometres greater than at the poles?

A: Yes.

Q: Is Equator by definition 0° of arc?

A: Yes.

Q: Is Equator one of the five notable circles of latitude on Earth?

A: Yes, the other four are the two Polar Circles: the Arctic Circle and the Antarctic Circle; and the two Tropical Circles: the Tropic of Cancer and the Tropic of Capricorn.

Q: Is Equator the only line of latitude which is also a great circle — that is?

A: Yes, and one whose plane passes through the center of the globe.

Q: Is Equator not so easy to determine?

A: Yes.

Q: Is Equator not truly fixed?

A: Yes, the true equatorial plane is perpendicular to the Earth's spin axis, which drifts about 9 metres during a year.