After severe dust storms in the 1930s, practices were put in place to reduce soil erosion. Which practice best helped to reduce soil erosion?
O A. Tilling the soil
B. Planting native grasses in bare soil
O C. Keeping the soil wet
o D. Fertilizing the soil

Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

What type of matter is made of only one kind of atom