What is an estuary?
a. where a freshwater river runs into an extension of the ocean
b. where a freshwater river runs into an extension of a lake
c. where a freshwater river runs into land
d. where a freshwater river runs into another river

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

Genetic orders can result when sister chromatids fail to separate properly during which phase is this problem most likely to occur