Physics Girl pulls Einswine who is standing on a sled in a straight horizontal path southwards through the snow. Einswine does not slip and is not touching the rope that is attached to the sled. What are the forces acting on Einswine when they are speeding up in the southwards direction? Ignore air resistance. Normal force up, gravity down, kinetic friction southward Normal force up, gravity down, static friction northward, kinetic friction southward Normal force up, gravity down Normal force up, gravity down, static friction southward Normal force up, gravity down, static friction southward, kinetic friction northward 177