Instruction: Each statement corresponds to the Seven Leave No Trace Principles. Identify the following statements according to what principle they belong. Write the principle number only. _______1. Be courteous; yield to others on a trail. _______2. “Pack it in, pack it out” means everything you brought should brought back with you including left-over food. Nothing should be left. _______3. Do not take any plant, rock or marine animal with you. _______4. Examine archeological structures, old walls, and other heritage artifacts but do not touch nor leave marks on them. _______5. Check the weather forecast and be prepared for changing weather conditions. _______6. Avoid places where impacts are just beginning to show. _______7. Use existing trails or campsites, no need to build a new campsite that will alter the environment _______8. Respect people who live and work in the countryside. _______9. No burning of plastics or other substances that emit toxic fumes. ______10. Do not feed wild animals o