Chapter 13 Soil Examination

Soil is produced by factors, such as temp, rain, chemicals, minerals present in the material.

• True

• False

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Investigator, G. Popp, is credited as the 1st forensic scientist to use soil to solve a crime.

• True

• False

• Possibly

• I didn't look at page 418

Uniqueness of soil composition has helped locate burial sites and link suspects to crime scenes.

• False

• Possibly

• That wold be nice

• True

Soil contains minerals, decaying organisms, water, and air, all in varying amounts.

• True

• False

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NGSS.MS-LS2-3

There are only two subcategories of soil--loam and peat.

• True

• False

Soil with more than fifty percent decaying organic material is called peat soil.

• True

• False

Soils form in horizons, or layers that are more or less parallel to the earth’s surface.

• True

• False

• Mostly true

• I didn't look at page 420 in the book.

The E-Horizon or layer of soil is called topsoil.

• No, it is the R layer

• No, it is the layer above the B layer called sand and silt.

• No, the topsoil layer, O, is called humus and is the same thing as topsoil

• No, it is the A layer or horizon that is called topsoil.

Sand is formed by the action of:

• wind and water on rocks, called weathering.

• water on rocks.

• None of these choices.

• wind on rocks.

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NGSS.MS-ESS2-2

Sand grains carried by water-

• none of the choices are correct.

• lose their jagged edges and become rounded more quickly.

• gain their jagged edges and become rounded more slowly.

• lose their jagged edges and become rounded more slowly.

Tags

NGSS.MS-ESS2-2