Stromatolites are very rare today but were numerous in earlier stages of life on Earth. They are layered structures which are found in shallow water when sedimentary grains are bond, trapped or cemented. Answer and Explanation:1 Fossilized stromatolites are known as the Earth's earliest fossil e...
With 1429 animal species, the Triassic Cassian Formation in the Dolomites, Southern Alps (Italy), yields the highest species richness reported from any spatially constrained pre-Quaternary formation known to science. The high preserved diversity is partly attributable to a high primary diversity ...
Explain what is a fossil fuel and its formation? Define and describe a precipitation reaction. Is cutting paper a physical change or a chemical change? Explain. What is the definition of the term "chemical period"? What is the physical form of Polyurethanes? Describe in detail how electronic ...
Microscopic detail of a cassowary feather, showing the exposed rachises that allow for iridescence. Credit: Chad Eliason Scientists had never found structural colors in the feathers of paleognaths like cassowaries and ostriches—only in the neognath group of birds like songbirds. But paleognaths ...
Charles Darwin is known as the father of evolution. He was the first to propose that all life on earth evolved over time rather than the religious theory of creationism. His theories were published in his book On the Origin of Species. ...
Answer to: How would you explain the Cenozoic evolution of the North American Cordillera in terms that a nongeologist could readily understand? By...
Answer to: Explain the rock cycle, showing the relationship between the three classes of rocks. Include definitions of sedimentary, metamorphic,...