How does the analysis of marine sediments provide information about the climate of the ancient Earth?
What will be an ideal response?
Sediments that accumulate over time on the sea floor comprise a nearly continuous, undisturbed record of Earth history unlike anything on land. Marine sediments record Earth's history ~ 200 million of year. Scientific analysis of marine sediments reveal a detailed history of Earth's past climate, thus providing insight into today's climate changes.
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Which of these statements regarding migration within South Asia is TRUE?
A) Indians have been steadily migrating north into Nepal and Kashmir. B) There is presently a great amount of cross-border population exchange between India and Pakistan. C) There has been a steady stream of migrants from India into Pakistan. D) People from across northern, central and eastern India have been migrating to Mumbai. E) There is a steady stream of migrants from southern India (ex. Tamil Nadu and Kerala).
The increase of water vapor in Earth's atmosphere enhances the ________________________, which is the trapping
of heat by the atmosphere Fill in the blank(s) with the appropriate word(s).
Discuss how cleaning an oil spill can be more harmful than the oil itself. What will be an ideal response?
The water table fluctuates by a few meters annually.
Answer the following statement true (T) or false (F)