The image shows the electric field lines around two charged particles.
at which position would the electric force be greatest?

a. 1

b. 2

c. 3

d. 4

Afrequency generator sends a 550 hz sound wave through both water and ice. what is the difference in wavelength between the wave produced in ice and the wave produced in water?

A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?