Object noun
Hope this helps
D. Because it talks about how you would not be able to enjoy the sport without the physics, however it says nothing on how scientific principals effect snowboarding.
There are no countries in the entire continent of Africa that were not at some point colonized. However, Ethiopia, which is in East Africa, was colonized for the shortest time. There were a group of Italians who made a colony in Ethiopia (now known as Italians of Ethiopia), following the capture of Abyssinia by the Italians in 1936.
