una carga de 3uC se encuentra 200 cm de una carde de -8uC. ¿ cual es la magnitud de la fuerza de atraccion entre cargas?, necesito ayuda para este ejercicio, mañana debo entregarlo

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.

What is a transverse wave? how do the particles in the medium move in relation to the energy of the wave? does this wave require a medium?