How do we get samples of rocks from the crust that formed deeper than 5 kilometers below Earth's surface?

What will be an ideal response?


Drill-hole data, surface of outcrops of rocks that formed at depth but are now exposed on Earth's surface and rocks brought up from depth within volcanic rocks.

Environmental & Atmospheric Sciences

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Briefly explain how airflow aloft aids the formation of cyclones at the surface

What will be an ideal response?

Environmental & Atmospheric Sciences

The tallest and most vigorous part of the hurricane is the eye wall region

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

The basic assumption behind the dilute-and-disperse philosophy of liquid-waste disposal is that even potentially harmful substances pose no threat if sufficiently diluted.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

A vegetation type that occurs in a tropical climate and consists of grasslands and interspersed trees is the ________

Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences