Which principle(s) would you use to determine the relative ages of beds in a sequence of flat-lying sedimentary rocks? Why?

What will be an ideal response?


Principle of superposition

Environmental & Atmospheric Sciences

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Which of the following would most decrease the albedo of a city?

A. lighter, smoother surfaces B. darker, rougher surfaces C. lighter, rougher surfaces D. darker, smoother surfaces

Environmental & Atmospheric Sciences

A scientific theory is the first step in developing an idea. It is not very well tested

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

The ________ experiences a temperature ________ primarily due to the absorption of ________.

A. stratosphere; decrease; ultraviolet rays B. troposphere; decrease; ultraviolet rays C. ozone; increase; gamma rays and x rays D. thermosphere; increase; gamma rays and x rays

Environmental & Atmospheric Sciences

Barrier islands were probably formed during periods of:

a. rising sea level b. falling sea level c. stable sea level d. climatic cooling

Environmental & Atmospheric Sciences