Dos cargas puntuales están fijas en el eje x: 1 = 6.0 C está localizada en el origen, con 1 =
0.0 , y 2 = −3.0 C está ubicado en el punto
2 = 8.0 .

El punto sobre el eje x donde debe colocarse una
tercera carga 3 para que la fuerza electrostática que
actúe sobre ella sea cero es
. 19
. 8.0
. 27
. −19

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

You are the coordinator for a program that is going to take place at night in a rectangular amphitheater in the mountains. you will have no access to any electricity, but you must be able to illuminate the entire grounds. you know the intensity of the light from a lantern varies inversely as the square of the distance from the lantern. suppose the intensity is 90 when the distance is 5 m. a. write an equation to model the situation. b. solve for the constant of variation. c. write the equation to model the situation using the constant () of variation. d. you have been given lanterns with 40 light intensity. use your equation to solve for the distance from the lantern. e. you need to illuminate 225 km. how many meters do you need to light? f. how many lanterns will you need?

Name three populations commonly found in a prairie system