You Do Need power plug adapter while traveling from Jordan to Greenland.

Here is Why You Need An Adapter

The outlet and plug type used in Greenland are C, E, F and K and in Jordan are C, D, F, G and J. This is how they look like.

Jordan

In Jordan, outlets of type C, D, F, G and J are in use.

Type C

Type D

Type F

Type G

Type J

Greenland

In Greenland, outlets of type C, E, F and K are in use.

Type C

Type E

Type F

Type K