pipe ramp
31fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… …
32arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
33LG action sports world tour — The LG Action Sports World Tour is the global professional action sports circuit, featuring skateboarding, inline skating, freeskiing, BMX and freestyle motocross. The Tour culminates in the LG Action Sports World Championships in October. The LG …
34Chełmno extermination camp — Nazi extermination camps in occupied Poland (marked with black and white skulls) …
35Chelmno extermination camp — Chełmno extermination camp (German name Kulmhof ) was an extermination camp of Nazi Germany that was situated 70 kilometres (43 mi) from Łódź, near a small village called Chełmno nad Nerem ( Kulmhof an der Neihr , in German). This was in a part… …
36Pump (skateboarding) — Pumping is a skateboarding technique used to gain speed without the riders feet leaving the board. This is done by selectively applying pressure to different parts of the board. Pumping can be done on flatland by turning or on a transition like a …
37Mallows Bay — is a small bay on the Maryland side of the Potomac River in the United States located at 38°28′21.4″N 77°16′6.9″W / 38.472611°N 77.268583°W / …
38Oil sands — The Athabasca oil sands in Alberta, Canada, are a very large source of bitumen, which can be upgraded to synthetic crude oil. Bituminous sands, colloquially known as oil sands or tar sands, are a type of unconventional petroleum deposit. The… …
39Freestyle Motocross — (also known as FMX) is a variation on the sport of motocross in which motorcycle riders attempt to impress judges with jumps and stunts. The two main types of freestyle events are: *Big Air (also known as Best Trick), in which each rider gets… …
40Aerials (skateboarding) — For other uses of the word, see Aerial (disambiguation). Aerials (or more commonly airs) are a type of skateboarding trick usually performed on half pipes, pools or quarter pipes where there is a vertical wall with a transition (curved surface… …
