Em um dia de treino, um jogador chuta uma bola de futebol de 400g. A bola, inicialmente parada, adquire uma velocidade de 30 m/s. Determine o tempo de contato do pé do jogador considerando que a força sobre a bola tem intensidade de 600 N.

i think it’s a. this is because if they measured the mass of something with a mass of 150g, then their final answer would have to be approximately 150g. though all of their answers are almost 150, rosa and tran have the closest answers (or the exact answer) to the accurate one.

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

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