How do population distribution and density affect society and the environment?

Which of the following statements is not true about regions? a.) regions have fixed boundaries that are determined by the region's inhabitants.b.) a region can be defined by physical characteristics, such as climate, landform, and vegetation.c.) regions can change over time.d.) a region can be defined by human characteristics, such as language, government, and economic activity.e.) the same location can be considered part of multiple regions.

What was the main aim of the northwest ordinance of 1787

Weak stimulus will cause a weak action potential. the stronger the stimulus, the stronger the action potential. a. true b. false