Which geological processes explains why the ocean floors are so young?

a. sea floor spreading
b. subduction
c. volcanic activity


d. rift formation
e. mountain formation


b

Environmental & Atmospheric Sciences

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Use the soil texture triangle to name the following by its correct texture class (named on Figure 28.2):



a) 17% sand, 28% silt, 55% clay:
b) 31% sand, 55% silt, 14% clay:

Environmental & Atmospheric Sciences

Shield volcanoes have low slopes primarily because

A) the low viscosity of basaltic magma allows it to flow downhill for long distances. B) they never erupt from the same place twice. C) their abundant ash layers spread out large distances.

Environmental & Atmospheric Sciences

New species arise as the result of two processes, geographic and reproductive isolation. Explain how these processes work together to produce new species.

What will be an ideal response?

Environmental & Atmospheric Sciences

Both the gross domestic product (GDP) and genuine progress indicator (GPI) can be used as a measure of the wealth of a nation. Explain the difference between the GDP and GPI

What will be an ideal response?

Environmental & Atmospheric Sciences