3,2,1 . . .Blast off! Please get your interactive notebook. If there are fewer than 20 pages, you will need a new notebook – take one from lab table 1. How does acid affect oyster shells? oysters vinegar Experiment al groups time temper ature Volume Control group water Galveston Bay is becoming more acidic Less alkaline (basic) material coming downstream CO2 in air creating carbonic acid CO2 + H2O H2CO3 NEW PAGE: Right side: Glue in the new objective sheet NEW PAGE: Title: Greenhouse effect Date: April 13 The Greenhouse effect – draw it! Major Greenhouse gases Carbon CO2 dioxide Methane CH4 N2O Nitrous Oxide Water! Making the issue visible Intergovernmental Panel on Climate Change (IPCC) X axis? B: What is happening to sea level? How much has it changed since 1900? When did the greenhouse gases start to increase? Why? What happened to global temperatures at the same time CO2 increased? WHY?? Carbon CO2 dioxide Check for understanding Name the 4 green house gases. What human activities create CO2? Is the greenhouse effect beneficial or negative? What energy type reaches the earth from the sun? Why doesn’t the sun’s heat warm up the Earth?