find the electric field at a point 0.2m from a charge of 20μC, what force will the electric field exert on a charge of 10μC, place at that point?​

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.

Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader