the atlantic ocean gets about 3-5 wider each year. a)centimetersb)metersc)kilometersd) miles

Which process collects sample soils from particular areas of a site? a.) repetitive sampling b.) restorative sampling c.) random sampling d.) representative sampling

Write a short paragraph of about 150-300 words. explain how the physical environment can limit human activities.

People keep spending additional units of a particular resource on a want until their marginal benefit is  decreasing withgreater thanless thannot affected by  their marginal cost.