How can homo erectus and homo sapiens, at their times, migrate from africa to all over the world, including australia and americans? i mean, they can't swim hundreds of kilometers in the ocean, but they arrived anyway.

answer:

homo sapiens evolved from their early hominid predecessors between they all shared the trait of bipedalism, or the ability to walk upright on two legs. we can't be sure of the exact reasons humans first migrated off of the african ..

music always has an important role in culture and societies, infact for example rock’n roll music has conditioned different areas of pop culture above all in the 60s. in the modern american society its role is different.

unfortunately many think about how some unfortunate events happened to the columbine high school shootings can be related to rock music just because the teenagers involved listened to this kind of music.

i think that we can valorize the change to take refuge in this genre of music to keep on in everyday life, teenagers are comfortable when they can listen to a song about a specific problem. realizing that someone else is living your personal drama too can them to feel less lonely nowadays.

"globalization has greatly impacted the united states and american citizens. first and foremost, globalization has spread american influence throughout the world. globalization has opened up more markets for the united states, which in effect american companies sell their products worldwide. there has been a rise of multinational corporations and their influence has greatly increased."