An atomic clock moves at 1 000 km/h for 1.00 h as measured by an identical clock on the Earth. At the end of the 1.00-h interval, how many nanoseconds slow will the moving clock be compared with the Earthbased clock?
Ch.9:CenterofMassandMomentum A. ChapterGoals • Studyofwhatiscenterofmass • Studyofwhatislinearmomentumandwhenitconserves • StudyofwhatisImpulseandwhatisimpulse-momentum theorem • Studyofwhatiscollisionandwhatareelas▯c,inelas▯c, andperfectinelas▯ccollisions • Studyofwhatthemechanismforrocketpropulsion Ch.9:CenterofMassandMomentum B.CenterofMass(COM) • Thecenterofmassofasystemofpar▯clesisthepointthat movesasthough(1)allofthesystem’smasswere concentratedthereand(2)allexternalforceswereapplied there. • Figureshowsthemo▯on ofabaseballbatandits centerofmass(blackdot). Ch.9:CenterofMassandM
