Answer:
Radioactive dating, depending on the certain amount of radioactive decay it leaves through the years you can predict the oldest one!
Answer by YourHope:
Hi! :)
Question: Both deltas and moraines are _____?
Answer: Found at the bottom of cliffs!
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The answer is Loess
Loess is an aeolian sediment formed by the accumulation of wind-blown silt, typically in the 20–50 micrometer size range, twenty percent or less clay and the balance equal parts sand and silt that are loosely cemented by calcium carbonate.
Increased slope steepness, increased water, decreased vegetation and earthquakes
The correct answer should be Census