In a tug of war contest, one person pulls with a force of 5 Newtons. Another person on the same team pulls with a force
of 3 Newtons. In order for the force of the rope to be balanced,
what force would the other team need to be pulling with?

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.