An electron has an initial velocity to the south but is observed to curve upward as the result of a magnetic field. This magnetic field must have a component:a. northb. upwardsc. downwardsd. easte. west

True or false a high force means an object is moving fast100 points!

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.

What quantity do units represent in value