20 PONTOS! Um automóvel se desloca em linha reta por um trecho de uma rodovia, com velocidade constante e seu movimento obedece a seguinte equação horária S = 20 + 15t, sendo o espaço medido em metros e o tempo em segundos (no SI). Responda: A) Qual é a velocidade do automóvel em m/s e km/h? B) Qual será a posição do automóvel após 15s (t=15s) do início do movimento (espaço percorrido: S)?
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20 PONTOS! Um automóvel se desloca em linha reta por um trecho de uma rodovia, com velocidade consta...
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