A cemetery in New England contains headstones from the seventeenth to the twenty-first centuries. Headstones from the seventeenth century are made of slate
Headstones from the mid-nineteenth century are made of marble. The information on the seventeenth-century headstone is clear and easy to read, whereas the nineteenth-century headstone is now illegible. Why? What weathering has occurred?What will be an ideal response?
Answer: The slate headstone will be more legible/resistant. Marble is a softer rock and much more prone to dissolution from slightly acidic rain.
You might also like to view...
Light winds and poor vertical mixing can produce a condition known as____________________
Fill in the blank with correct word.
What is the charge on glucose 6-phosphate?
A) 0 B) -1 C) -2 D) -3
Where are the deepest parts of the oceans?
A) in rift valleys at sea floor spreading center B) along the base of the continental slope C) in the abyssal plain D) in trenches
Which technique is used that attempts to match current conditions with similar well established patterns from the past?
A) analog method B) trend forecasting C) isotachs method D) persistence forecasting