Answer:
Because atmospheric nitrogen can't be used by plants and animals. ... Why are bacteria important to the nitrogen cycle? because when bacteria converts ammonia into nitrate and nitrite, producers need them to make proteins and then consumers eat the producers and reuse the nitrogen to make their own proteins.
Explanation:
Answer:
All meteorites come from inside our solar system, most of them are fragments that broke apart long ago in the asteroid belt, such fragments orbit the sun before colliding the earth.
Because the seismic waves in the layers are strengthen when in different materials, like denser layers. So scientists can tell there are different types of layers.
Answer:
B. charles lyell
Explanation:
He is associated with the Laws of uniformitarianism and the idea that earth is shaped by natural process operational even today and contrast catastrophism, he is considered a pioneer in climate change and shifting boundaries between oceans and continents. His publications works are on the principles of geology.