An extinction event is a widespread and rapid decrease in the biodiversity on Earth. Such an event is identified by a sharp change in the diversity and abundance of multicellular organisms. It occurs when the rate of extinction increases with respect to the rate of speciation. -Wikipedia
Answer:
Explanation:
Air pollutants also affect the biosphere in turn. Ozone and acid deposition suppress plant growth; meanwhile, aerosols and their indirect effects on clouds decrease total photosynthetically active radiation (PAR) while increasing the diffuse fraction.
Metals experience plastic
deformation when a specific amount of pressure and temperature is applied to
them. Most metals have low specific heat. Because of their low specific heat,
they easily get hot when heat is applied to them.
Answer:
12,742 km
Explanation:
Therefore, its radius is 6,371 km.
