c InvestinCREDIT: CITY OF GREENSBOROtioSciftigaenYEAR 3-4 SECTIONSTAGE 2 – SCIENTIFIC INVESTIGATIONECOSYSTEM IN A JARAIM: TO CREATE AN ECOSYSTEM IN A JARWHAT YOU NEEDWHAT TO DO A Mason jar, ideally with a wide neck soyou can put your hand in it. Otherwise, anymedium to large glass jar with a lid.1. Add some small rocks or pebbles to the bottom of the jarfor drainage. Small rocks or pebbles, soil, moss,seeds or small plants Access to water Spray bottle Small pieces of apple Permanent marker2. Cover the rocks with a layer of soil about ⅓ the way upthe jar.3. Add any seeds or small plants.4. Add a layer of moss to the top of the soil.5. Add a small piece of fruit, such as a square of apple, toencourage insects.6. Add a decoration – a rock you like, a small toy, etc tocreate a feeling of place.7. Spray water in your ecosystem to keep it moist.8. Label with your name(s) and place it in a sunny spot.You can place a lid on your ecosystem if you wish.9. Watch it as the moisture condenses and then drips back– a self-contained ecosystem in a jar!SAFETY FIRST – GLASS CAN BREAK. BE PREPARED ANDAPPROACH THIS AS A LEARNING OPPORTUNITY FOR STUDENTSTO MANAGE THE RISK OF GLASS BREAKING. IF WATER IS SPILTON THE FLOOR, MAKE SURE THAT IT CAN BE CLEANED UP BEFORESOMEONE SLIPS ON IT. DO NOT TRY TO WASH ANY MATERIALS,SUCH AS DIRT OR MOSS DOWN THE SINK.SPECIES SURVIVAL – MORE THAN JUST SUSTAINABILITY34
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