Humans have used rocks in the creation of tools and building materials? true or false

Select the correct answer from each drop-down menu proteins are

Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m

The first generation of offspring from the cross of two parents is called the a.f1 generation b.f2 generation c.short generation d.p generation