The time interval for the Hadean Eon is 4.57~3.85 Ga.
a. true
b. false
Answer: a. true
You might also like to view...
Why is glacial ice analogous to a metamorphic rock?
A) It has a definite chemical composition. B) It has a crystalline structure. C) It forms as a result of recrystallization caused by pressure. D) It is solid.
Which of the following tends to occur when an area experiences tectonic uplift in its headwater region?
A) The stream will begin to deposit more of its load. B) The amount of turbulence will increase. C) The channel will begin to erode downward at a faster rate. D) both A and B E) both B and C
Explain why the discovery of the fossil remains of Mesosaurus in both South America and Africa, but nowhere else, supports the continental drift hypothesis
What will be an ideal response?
In the shorelines investigation, what do the embayments along the eastern coast probably reflect?
A. marine terrace B. spit and sand bar C. sandy beach D. submerged coastline E. delta F. sea cliffs