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				Young Macdonald's Farm 
				 
				PH -- Lesson Plan #3 
				Soil Samples 
				 
				Introduction 
				The students will be able to check the pH level of soil at Young
				McDonalds Farm. 
				From the two previous lessons students now have a better understanding
				and the importance of pH levels of the soil. 
				 
				Objective 
				Students will be able to accurately check the pH levels in the
				soil. 
				Materials soil samples from YMF and pH kits 
				 
				Procedure 
				Collect soil samples from YMF 
				Follow the directions on the pH kit to check the soil samples 
				Record your results on the data table 
				 
				Discussion questions 
				1. What is the importance of the pH level in the soil 
				2. Is the pH level in the soil acid , neutral or base? 
				3. Will you be able to grow plants and vegetables from the results
				of your pH test? 
				4. Why or why not? 
				 
				Science Teacher: Mark Talty 
				
				1. pH Levels for plants. (record your results in databse) 
				 2. pH Tables for plants. (see results) 
				
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