First we build the clinometers:![](/files/collabspace/1/61/061/67061/images/b49be449_opt.png)
-stick the paper protractor on a cardboard
- fasten a string at the top in the centre of the cardboard as above with a weight at the end
![](/files/collabspace/1/61/061/67061/images/b6ba6bc9_opt.png)
For use:
•1. Point object with large side, leaving string free
• 2. Wait until it stabilizes and then block it with your finger.
•3. Read the rapporteur’s angle.
-repeat this action every 10 degrees from east to west using a compass