Mary has a mass of 40 kg and sprints at 1 m/s. Roberto has twice the mass his sister Mary has (see above) but runs at the same velocity as Mary. Will his kinetic energy be twice as much? Show your work.

Find a word that makes the both words

What are the main functions of the human skeleton? a exchange of gases b support and movement c sensing the environment d digestion and excretion

According to binet, mental age relates to chronological age because a. they are the same thing b. mental age involves calculating the chronological age at which a person functions c. chronological age involves calculating how a person is mentally functioning d. they are opposites 38