I need an answer quick im in a test If the charge of an object increases, then the force of attraction for another charged object will...

a. increase
b. decrease
c. remain constant

Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?

Match these items. 1. coulombs __force 2. ohms __emf 3. centimeters __resistance 4. newtons __charge 5. volts __length

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)