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  • Help Physics 1 Problem?

    A cylinder of mass 12.0 kg rolls without slipping on a horizontal surface. At a certain instant its center of mass has a speed of 3.0 m/s.

    (a) Determine the translational kinetic energy of its center of mass.

    (b) Determine the rotational kinetic energy about its center of mass.

    (c) Determine its total energy.

    Physics2 years ago

  • Any tips for my freshman year?

    On Monday Ill be going to my first day of high school :s I do know a good amount of people at my school, but I dont know where my classes are haha. Im just a little nervous...

    5 AnswersPrimary & Secondary Education7 years ago

  • How to prevent a new cartilage piercing from getting infected?

    I just got my cartilage piercing 2 days ago. I clean it about three times a day and I use the salt water solution.I havent went swimming in chlorine or went in the ocean or lakes. I know people who kept their piercing clean yet it still got infected! What eles can I do to make sure it doesn't get infected?

    1 AnswerOther - Skin & Body7 years ago