How is the gradient of a stream calculated? What will be an ideal response?
Stream gradient is calculated by dividing the difference between the highest and lowest elevations by
the horizontal distance over which the stream flows
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When a metamorphic rock exhibits a layered or banded appearance, it is said to exhibit a(n) ________ texture
Fill in the blank(s) with correct word
In the United States, and estimated 60% of processed foods contain GM ingredients.
Answer the following statement true (T) or false (F)
Which of the following is NOT TRUE regarding urbanization?
A) Cities in the developing world are growing slower than those in Europe, Japan, and North America. B) The majority of humanity lives in urban areas (more than 50% of the world population is urban). C) In the industrialized West, urbanization occurred along with industrialization. D) The proportion of each country's people that lives in cities varies around the globe. E) Urbanization in less developed countries is primarily due to rural-to-urban migration.
What delicate ecosystem is under threat from climate change and human encroachment?
A) mangrove forests B) Luzon terrace agriculture C) Mekong River Delta D) all of the above E) none of the above