When observed in an inertial frame of reference, all objects that experience no forces will appear to

The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earth's center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.

Write the equation for momentum, first using symbols for the variables, then using words for the variables.

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage