The Pacific plate is moving at a rate of approximately 7 centimeters per year is a theory?

What two advantages do the coastal countries of west africa have over the sahel countriesfertile soil and mineral resources temperatures and terrain human resources and natural resources weather patterns and location

Explain why the rate of urbanisation is in the way it is between developed and undeveloped countries.

Which of the following can scientists estimate geologic time? a.observing rock sequences b.radiometric dating c.comparing fossils d.all of these