Iship travels north at 15 km an hour for five hours what is the ships this placement in kilometers

What is the magnitude of the resultant vector round your answer to the nearest tenth

Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?

How does an observation about an object differ from an inference about that object