Which is oldest - rock unit L, N, or S?

What will be an ideal response?


L by superposition (N is a lava flow, note contact metamorphism below the flow)

Environmental & Atmospheric Sciences

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Rocks that contain high amounts of silica typically also contain ________

A) calcium, magnesium, and potassium B) aluminum, magnesium, and potassium C) iron, magnesium, potassium D) aluminum, sodium, and potassium

Environmental & Atmospheric Sciences

The region of relatively unstable air that extends from the surface to the base of an inversion is referred to as the____________________

Fill in the blank with correct word.

Environmental & Atmospheric Sciences

The fossil record reveals the true diversity of ancient plant and animal life

a. True b. False

Environmental & Atmospheric Sciences

Human impact on temperate forests include

A. logging. B. population centers. C. farming. D. All of these are correct.

Environmental & Atmospheric Sciences