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Carbon Cycle Gizmo_ Activity C
science 3u
science 3u
1. Observe: The MODEL tab shows a simplified model of the carbon cycle. The ovals represent carbon reservoirs, where carbon is stored. The unit “GtC” stands for gigatonnes of carbon, where one GtC is equal to one trillion kilograms of carbon. The arrows represent how much carbon moves from one reservoir to another each year, in gigatonnes per year 2. Calculate: Carbon dioxide is a greenhouse gas that helps to trap heat in Earth’s atmosphere. We need some CO2 in the atmosphere to maint...
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