Boulder dropped from forty-feet onto a piano fabricated of rusted mild steel
Steel, boulder, hardware, 40' free-fall
74 x 31 x 62 inches
effect whereby a mass moving in a rotating system experiences a force (the Coriolis force) acting perpendicular to the direction of motion and to the axis of rotation. On the earth, the effect tends to deflect moving objects to the east in the northern hemisphere and to the west in the southern.