As the distance between two point charges is tripled, the electrostatic force between the charges will become
a) 9 times as great
b) 1/9 as great
c) 1/3 as great
d) 3 times as great

Which safety measures should you follow during a thunderstorm? check all that apply. (a) avoid touching anything that conducts electricity. (b) avoid touching a person who has been struck by lightning. (c) go outside. (d) keep your computer turned off. (e) stay out of water. (f) stay inside.

Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =