If a force always acts perpendicular to an object's direction of motion, that force cannot change the object's kinetic energy. If a force always acts perpendicular to an object's direction of motion, that force cannot change the object's kinetic energy. True False

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

Which statements describe the movement of ocean currents around the globe? check all that apply. strong winds force warm water to sink to the ocean floor. the coriolis effect causes warm and cold water to mix. cool dense water sinks to the ocean floor. warm water replaces cool surface water. wind blowing parallel to the shore causes upwelling of cool water.

When using the scientist method, which step comes last?