Violent volcanism is most often found ?
a. at the collision of two continental plates
b. above subduction
c. in the middle of continental plates
d. at ridge centers

Find a formal factor that connects egypt to africa to europe and to southwest asia

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted

Read the article titled "castro resigns." why did the us impose trade sanctions against cuba in 1962?