3 ms·
Two people walking side by side, in synchronized step, come upon a hill. The left side of the hill is flatter than the right side. By the time them have crossed
by hammock 4y ago
Two people walking side by side, in synchronized step, come upon a hill. The left side of the hill is flatter than the right side. By the time them have crossed the hill, the two people are out of step due to the difference in distance walked between them