MATERIALS LISTS FOR STUDENT INVESTIGATIONS

7. ECOSYSTEM CHANGE (EC)
EC, chapter 1, page 12, Make a model ecosystem

• 1 large clear container with lid
• 1 large spoon for adding materials
• light source such as a grow lamp
• non-living materials
• small plants and animals
• measuring equipment: scales, measuring cup, ruler, thermometer, graph paper, camera (optional)

EC, chapter 4, page 41, Mapping future wetlands

• several pieces of clear acetate
• fine tip pens for writing on acetate
• topographic map and street map of a low-lying coastal area

EC, chapter 5, page 51, Decomposition in a bag

• 12 zipper-locking plastic bags, or clear plastic soda bottles with lids
• thumbtack for making small holes in the bags or bottles
• heating pad
• several thermometers
• measuring cup and water
• 6 half-gallon milk cartons cut in half lengthwise to make trays
• several large paper grocery bags
• variety of organic items from each category below to put into the decomposition bags
• 1-2 cups of rich garden or forest soil to provide a variety of decomposers and scavengers (bacteria, fungi, earthworms, isopods)
• Moist Items: carrot, apple, lettuce, natural bread, cooked pasta, grass clippings
• Dry items: uncooked beans, uncooked pasta, popped popcorn, unpopped popcorn, matzo cracker, dead leaves

EC, chapter 6, page 59, How do cultures affect ecosystems
-no materials

EC, chapter 7, page 61, Environmental savings for recycling
-no materials

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