Then students are introduced to the carbon cycle and create a simple model to diagram their understanding of carbon’s movements through Earth’s four major reservoirs: biosphere, lithosphere, hydrosphere, and atmosphere. Intro to biogeochemical cycles. The carbon cycle. All living things are made of carbon. The water cycle. It is on the move! Biogeochemical cycles . Since our planet and its atmosphere form a closed environment, the amount of carbon in this system does not change. Diagram of the Carbon Cycle Click on picture to see larger view Taking Carbon out of the Atmosphere Nature is constantly taking carbon out of the atmosphere. These processes are sometimes called carbon sinks. Photosynthesis - Plants use photosynthesis to make energy and grow. This is the currently selected item. Plants use carbon dioxide and sunlight to make their own food and grow. The water cycle. The carbon cycle. Carbon is the main component of biological compounds as well as a major component of many minerals such as limestone. They take carbon dioxide (CO2), sunlight, and water and turn it into oxygen and sugar. The carbon cycle is the biogeochemical cycle by which carbon is exchanged among the biosphere , pedosphere, geosphere, hydrosphere, and atmosphere of the Earth. Google Classroom Facebook Twitter. Email. After this lesson, students will be able to: define and explain the carbon cycle ; demonstrate understanding of the carbon cycle by creating a visual representation The plants that undergo Calvin cycle for carbon fixation are known as C3 plants. In the atmosphere, carbon is attached to some oxygen in a gas called carbon dioxide. Where the carbon is located — in the atmosphere or on Earth — is constantly in flux. Biogeochemical cycles overview. Students use labels and arrows to represent processes that move carbon from one reservoir to another. Calvin Cycle requires the enzyme ribulose-1,5-bisphosphate carboxylase/oxygenase commonly called RuBisCO. The Carbon Cycle. Carbon is also a part of the ocean, air, and even rocks. Because the Earth is a dynamic place, carbon does not stay still. The carbon cycle describes the process in which carbon atoms continually travel from the atmosphere to the Earth and then back into the atmosphere. Learning Objectives. The carbon cycle. Learn how carbon moves through Earth's ecosystems and how human activities are altering the carbon cycle. The nitrogen cycle.