The four dimensions of Space Time are one real dimension r=ct and three vector dimensions Ix + Jy + Kz. All the dimensions have units of meters. The idea of a dimension of time is an historical artifact.
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They are living "things" from a space of more dimensions than the 3 dimensions of space and 1 of time that we live in and are aware of.
Albert Einstein's work is famously involved with the theory of space and time.
No. Space is 3 dimensions: Width, Length and Height. Time is the 4th dimension.
Yes, of course. Higher dimensions as well. But since the space we live in happens to have only 3 dimensions, it is difficult to draw, or imagine, such figures.
the plane, or xy plane, has two dimensions space has 3 dimensions