Answer: Kinetic energy is entirely dependent on mass. Since Roberto has twice the mass of Mary, his kinetic energy will be twice as much. Hope this helps! :)
the modern notion of childhood with its own autonomy and goes began to emerge during the 18th century Enlightenment and the Romantic Period that followed it jean jacques rousseau formulated on the Romantic attitude towards children and famous 1762 Novel and Emile or on education
