# Line Integral of a Vector Field in 3-Space

- Author:
- Kristen Beck

## This worksheet illustrates the integral of a vector field along a closed curve in 3-space. You may rotate the view by clicking and dragging.

What does the (animated) blue arrow represent?

What does the (animated) red arrow represent?

Suppose that and denote, respectively, the vector field and curve displayed above. Then value of is the "sum" of which quantities?