Which river formed the grand canyon?
a. the columbia
b. the colorado
c. the rio grande
d. the mississippi

Unlike other andean nations, chile has a relatively small population of mestizos people of european descent indians people of asian descent

Zac wanted to determine the measure of r and of ? r in the triangle below. to fine the measure of r, zac sets up the problem.42^2 + 24^2 = r 2. determine whether zac set the problem up correctly.

Select all that apply the earth orbits the sun because a. the earth is in motion therefore stays in motion b. the suns gravity pulls the earth in a curved path c. a contact force is pushing the earth