List three sedimentary structures and explain what each one indicates about the depositional environment

What will be an ideal response?


Bedding/ stratification: changes in depositional processes; Mud cracks: desiccation; Graded beds: changes in current strength.

Environmental & Atmospheric Sciences

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On world maps of religion like the one in our text, Central and South America are represented as Roman Catholic and

A) Muslim. B) Protestant. C) Eastern Orthodox. D) Buddhist. E) local religions.

Environmental & Atmospheric Sciences

True or False: All major rock forming minerals are silicates

Indicate whether this statement is true or false.

Environmental & Atmospheric Sciences

Changes in the Earth's magnetic field have occurred throughout geologic time, and these are called

magnetic reversals Indicate whether the statement is true or false.

Environmental & Atmospheric Sciences

If a column of air is heated, it will:

A) have a lower pressure at its base. B) become more dense. C) have a smaller vertical pressure gradient. D) contract.

Environmental & Atmospheric Sciences