Fish appeared before amphibians on the geologic time scale.

Indicate whether the statement is true or false


Ans: True

Environmental & Atmospheric Sciences

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During an 1804 balloon ascent to 7000 m altitude, J.L. Gay-Lussac passed out due to

A) insufficient oxygen in an environment of high barometric pressure B) insufficient oxygen in an environment of low barometric pressure C) extremely cold temperatures D) extremely high winds

Environmental & Atmospheric Sciences

How are oceanic gas hydrates produced?

What will be an ideal response?

Environmental & Atmospheric Sciences

The New Madrid and Charleston earthquakes were ________ earthquakes

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences

An average value for the salinity of seawater could be (pick the best choice).

A. 25 g/kg B. 15 g/kg C. 20 g/kg D. 35 g/kg E. 30 g/kg

Environmental & Atmospheric Sciences