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Examining Soil Types and Soil Composition

1.1 Is the soil found at your home the same as the soil in front of the chemistry building on your campus or local shopping mall? How does it differ?
2.1 What properties of soil and its components could be measured to determine whether two soil samples are consistent with having a common origin?
3.1 How can we identify what elements are present in a sample, and can this information be useful in a criminal investigation?

Solution Preview

1.1 No, the soil types are different. There are different types of soil.

Sandy soil has the largest particles among the different soil types. It's dry and gritty to the touch, and because the particles have huge spaces between them, it can't hold on to water.

Silty soil has much smaller particles than sandy soil so it's ...

Solution Summary

Three questions are answered regarding soil types, how to examine soil origin and techniques for elemental composition in soil.