30. O gráfico a seguir representa o espaço em função do tempo para
o movimento de uma biciclet...
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30. O gráfico a seguir representa o espaço em função do tempo para
o movimento de uma bicicleta.
Podemos afirmar que
a) a trajetória da bicicleta é retilínea.
b) a velocidade escalar da bicicleta é crescente.
c) o espaço inicial vale 10,0m.
d) a bicicleta passa pela origem dos espaços no instante t = 2,0s.
e) o movimento é uniforme e retrogrado.
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