The superheroine xanaxa, with a mass of 65.9 kg, is in a hair-raising chase after the 76.1-kg arch-villain lexlax. she leaps from the ground to the top of a 183-m-high building, then dives off and comes to rest at the bottom of a 17.9-m-deep excavation, where she finds lexlax and neutralizes him. does all this bring about a net gain or a net loss of gravitational potential energy?
loss or gain?
by how much? answer with a positive number. take g = 9.81 m/s2.
answer j

Acontractor was awarded a purchase order for commercial items for $1.5 million under the authority of far subpart 13.5. the purchase order was issued in november 2010 and containedall applicable clauses that were current as of the date of the purchase order. under the purchase order, the contractor is required to comply with a small business subcontracting plan that contains all of the required elements. which of the following is true? a.the contractor must submit a standard form 294, subcontracting report for individual contracts. b.the contractor must submit an individual subcontracting report through the electronic subcontracting reporting system (esrs). c.the contractor may submit either an sf 294 or report its subcontracting through esrs. d.the contractor is not required to submit any subcontracting reports.