Recent content by jjl

My dad just got off the phone with Express Vu, wanting to upgrade his home receiver to HD and now that he's fallen in love with LCD goodness, wanted to know if he could get an HD receiver for the cottage. The CSR told him that two HD receivers on the same account cannot work at the same time --...

One cubic centimeter (1.0 cm3) of water has a mass of 1.0 10-3 kg. (a) Determine the mass of 1.0 m3 of water. (b) Assuming biological substances are 98% water, estimate the masses of a cell with a diameter of 0.50 µm, a human kidney, and a fly. Take a kidney to be roughly a sphere with a...