Search Q Q 2. In order to do work, a system must have 3. A5 a skier speeds up while gliding down a slope, energy is converted into 4. A weight lifter raises a 90 kg barbell 1.9 m. What is the potential energy gain of the barbell? View answer and explanation Brooklyn College Data Sheet Name: Group: Date experiment performed: Part 1: Block sliding down a frictionless incline Step 2) Calculated initial (show your work): Step 3) : Calculated (show your work): Mechanical ene rgy, Kinetic energy, : Step 4) Simulator values Step 5) : Calculated (show your work)? Mechanical energy, Kinetic energy, = Simulator values l l energy. Part 2: Block sliding down an incline that has friction Step 1) : Calculated = : Calculated = step 2) Simulator values l l l l Step 3) . Calculation of (Show your work): Calculation of (Show your work): Step 4) Distance covered along the incline, Step 5 AA 8 coursehero.com