CO2 = Carbon + two Oxygen
Glucose= C6H12O6 = six Carbon + twelve Hydrogen + six Oxygen
so the answer is Carbon and Oxygen.
Answer:
Geologists have hypothesized that the movement of tectonic plates is related to convection currents in the earth's mantle. Convection currents describe the rising, spread, and sinking of gas, liquid, or molten material caused by the application of heat.