Alexa was asked to create a model that will demonstrate erosion. Below are her procedures and a diagram of her model.
Which option explains why Alexa chose to raise one end of the pan?

A. to make the demonstration visible to others

B. to model how erosion is used to form rivers

C. to show that erosion breaks down steep mountains

D. to represent how gravity contributes to the movement of soil

How many citizens of mexico does it take to equal the ecological footprint of the average citizen of the united states? it takes nearly three mexican citizens to equal the ecological footprint of the average u.s. citizen. it takes about 12 mexican citizens to equal the ecological footprint of the average u.s. citizen. it takes just over eight mexican citizens to equal the ecological footprint of the average u.s. citizen. two citizens of mexico equal the ecological footprint of one average citizen of the united states. they are essentially equal?

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.

Brown party's views on industry and agriculture