Para que una bloque de madera de 60n iniciara su deslizamiento con una velocidad constante sobre una mesa de madera, se aplico una fuerza de 21n, calcula el coeficiente de fricción dinámico entre las dos superficies

Arescue plane flying horizontally at spots a survivor in the ocean directly below and releases an emergency kit with a parachute. because of the shape of the parachute, it experiences insignificant horizontal air resistance. if the kit descends with a constant vertical acceleration of, how far away from the survivor will it hit the waves?

Asteady current of 1 ais flowing through a conducter calculate the number of electrons that flows through conductor in 1second

Which of the following quantities are units of momentum? (there could be more than one correct choice.) a)n m b) kg s/m c) kg m/'s d)n-s 12 points] e) kg m2/s2