1) Un móvil tiene una aceleración de 1,2 m/seg2 si parte con una rapidez de 15 km/h; y recorre una distancia de 12.500 metros. calcular que rapidez tenía al recorrer totalmente esa distancia 2) desde una altura de 1200 mts se deja caer libremente un cuerpo. calcular;
a) rapidez a los 4 segundos de lanzarse libremente
b) tiempo cuando se encuentre a 120m del suelo​

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

Gunpowder residue is most likely to show up where on a shooters hands

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.