Question

answer this maths activity​

Answer 1

Step-by-step explanation:

designed a ballpoint pen that would operate better in the unique environment of space. His new pen, with a pressurized ink cartridge, functioned in a weightless environment, underwater, in other liquids, and in temperature extremes ranging from -50 F to +400 F. Fisher developed his space pen with no NASA funding.Aug 3, 2004 . . During the height of the space race in the 1960s, legend has it, NASA scientists realized that pens could not function in space. They needed to figure out another way for the astronauts to write things down. ... Originally, NASA astronauts, like the Soviet cosmonauts, used pencils, according to NASA historians.