Key Concepts
In this chapter, you will learn about:
electric charge
conservation of charge
Coulomb’s law
Learning Outcomes
When you have completed this chapter, you will be able to:
Knowledge
explain electrical interactions using the law of conservation of charge
explain electrical interactions in terms of the repulsion and attraction of charges
compare conduction and induction
explain the distribution of charge on the surfaces of conductors and insulators
use Coulomb’s law to calculate the electric force on a point charge due to a second point charge
explain the principles of Coulomb’s torsion balance experiment
determine the magnitude and direction of the electric force on a point charge due to one or more stationary point charges in a plane
compare, qualitatively and quantitatively, the inverse square relationship as it is expressed by Coulomb’s law and by Newton’s universal law of gravitation
Science, Technology, and Society
explain that concepts, models, and theories are often used in predicting, interpreting, and explaining observations
explain that scientific knowledge may lead to new technologies and new technologies may lead to scientific discoveries