The farm machinery that opens a furrow through the soil and mulch of dead weeds, drops seeds and fertilizer and then closes the furrow is engaged in the erosion-reducing technique of

A) creating shelterbelts and chemically fertilizing the soil.
B) creating strip cropping in one operation.
C) no-till planting.
D) organic pest control.


C

Environmental & Atmospheric Sciences

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Which of the following soils has the smallest diameter particles?

a. humus b. sand c. silt d. clay

Environmental & Atmospheric Sciences

In 2010, there were 23 official EU business languages.

a. true b. false

Environmental & Atmospheric Sciences

What is the horizontal distance from C to B?

The question is based on this contour line map with elevations shown in feet.
• North is to the top of the map.
• Streams are shown with dashed lines.
• A graphic scale for measuring horizontal distances is shown below the map.
• Estimate elevations between contour lines to the nearest half-contour interval; assume that the top of a
hill is one-half-contour interval higher than the highest contour line shown.


What will be an ideal response?

Environmental & Atmospheric Sciences

The explosion of the volcano ________ in 1883 generated a giant tsunami that killed tens of thousands of people

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences