Help me with this! I submitted two files.

My time is limited

at positions a, g kinetic energy is maximum.

at position d, potential energy is maximum.

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

d. platinum would have the greatest temperature increase because it has the lowest specific heat.

answergravity;