A surface whose points are all equidistant from a given point is called a ________.
The point from which all points on a sphere are equidistant is called the ________ of the sphere
The distance from the center of a sphere to any point on the sphere is called the ________ of the sphere.
The length of a line segment passing through the center of a sphere with its endpoints on the sphere is called the ________ of the sphere.
The intersection of a plane and a sphere is called a/an ________ of the sphere.
If a plane intersects a sphere and does not pass through the center of the sphere, the intersection of the plane and the sphere is called a ________ circle of the sphere.
If a plane intersects a sphere and passes through the center of the sphere, the intersection of the plane and the sphere is called a ________ circle of the sphere.
When a plane passes through the center of the sphere, the sphere is cut into two equal parts, each of which is called a __________.
The distance around a great circle of a sphere is called the ________ of the sphere.
The shaded circle in this sphere is a/an ________ circle of the sphere.
Given that point C is the center of this sphere, the shaded circle is a ________ circle of the sphere.
Given that this figure is part of a sphere with its center at point C, it is a ________.