Now add a second brick to the left side of the board, just beside the first brick. What happens, and why does the system behave as it does? What is the name of the force responsible for what you’re seeing?

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19

no

explanation:

no i dont know how to solve this you should probably try to google the answer