A runner does 8.3 x 105 J of work and gives off 3.3 x 105 J of heat Determine AE, W. and Q for the runner.

Find the volume of the ellipsoid x^2+y^2+5z^2=36.

What is created when solids,liquids,an gases mix with one another

Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.