Vocabulary/Definitions. 1  Dock: To join two or more spacecraft in space. 2  Engineer: A person who applies his/her understanding of science and math to creating things for the benefit of humanity and our world. 3  Galley: On the ISS, each astronaut has his/her own room, called a galley..
The short ton (also known as net ton) equals to 2000 pounds and used in north america (united states and canada), the long ton (also known as weight or gross ton) is used in the imperial system (UK and some of the other english speaking countries) and defined as 2240 pounds or 1016 kilograms.
Pounds A pound is a unit of weight commonly used in the United States and the British commonwealth, and originally descended from Roman times. A pound is defined as exactly 0.45359237 kilograms. A long ton is a unit of weight equal to 2,240 pounds. It is no longer commonly used.