Air Pollution Which component in CFCs destroys the ozone molecules in the ozone layer?
chlorine
fluorine
carbon
hydrofluorocarbons

Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.

Which of the following happened during the precambrian era? the first prokaryotic cells the first eukaryotic cells development of photosynthesis all of the above

How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?