Respuesta :
the spped is:
v=d/t
or, v=3000m/100s
or, v= 30m/s
the velocity is not constant as the roller coaster keeps changing direction, it is not constant
v=d/t
or, v=3000m/100s
or, v= 30m/s
the velocity is not constant as the roller coaster keeps changing direction, it is not constant