It is a representation where the distance from a reference point - the origin - represents the value of the number.
The point on a number line that corresponds to a number is called an "ordered pair" of a real number.
magnitude
Yes.
Yes, it does.
Yes.
absolute power
It is the distance from the origin (point 0) to the given point, taking account of the scale.
It is a representation where the distance from a reference point - the origin - represents the value of the number.
No. The real number line corresponds to rational AND irrational numbers.
Any real number can correspond to a point on a line.
It is the real number whose length represents the distance from the zero on the line to the point on the line.
A real number can be represented by a point on the number line.