1. rancidification fixation of water is CHEMICAL CHANGE
2. Tearing of paper is PHYSICAL CHANGE
3. Rusting if iron is CHEMICAL CHANGE
4. Electrolysis of water is CHEMICAL CHANGE
Record observations, pose a question, create a test for an individual variable, test, come to a conclusion
Answer:
pasture/range
Explanation:
this is because more than 1/3 of the country's land is being used for this mean alone.