Force can be measured in dynes, Newtons, pounds of force or Tondals.
You can convert a force in one unit to another unit by clicking
Utilities and then Conversions. 
Holding the Control key and typing q has the same result.
In the Conversions window select Force.

Click the unit you have in the Units From: box, and the units you want in the Units To: box.
Enter the number in the lower left box and click Convert.
Above shows that 1 dyne is 0.000 01 Newtons.
The conversions are based on:
1 Newton = 100 000 dynes
1 pound force = 4.448 221 7 Newtons
1 Tondal = 309.691 088 Newtons