Research into geologic history depends on geological observations (like rock samples where we can measure physical or chemical properties). If you were a geological researcher trying to study the oldest crust on earth, where would you expect to find rock samples to support your work

Apex math 2 sem 2 unit 2 pre-test in the figure below, which term best describes point v? a. orthocenter b. circumcenter c. incenter d. centroid

The middle east is especially rich in deposits of

Afarmer who is grown corn for the past five years notices in the sixth year that the his harvest is significantly smaller, despite an increase in labor on the farm. the following year, the harvest continue to decline. which of the following explanations most plausibly accounts for the reduction in corn yield? a) soil degradation b) desalinization c) better irrigationd) terracing