Acar jack allows you to lift up a heavy car. the car jack works because
a) you apply a greater force over a longer distance.
b) you apply a smaller force over a longer distance.
c) you apply a greater force over a shorter distance.
d) you apply a smaller force over a shorter distance.

Apassenger walks toward the rear of a moving train. describe her motion as seen from a reference point on the train. then describe it from a reference point on the ground

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.

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant