Will give brainlist if correct. 7. What can you conclude about the layers that
contain the trilobites? Are they older or younger
than the layers that contain the mammals and
dinosaurs?

The carbon cycle is the biogeochemical cycle by whichcarbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth.

The geosphere also plays a major role in the carbon cycle. Several processes move carbon from thegeosphere to the atmosphere. Volcanic eruptions release carbon dioxide from molten rock beneath the earth's surface. ... Burning fossil fuels like gasoline, diesel and coal releases carbon into the atmosphere.