Physics Chapter 8

Know the 3 subatomic particles and the sign of their charge

Know the SI unit of charge

What is e

Know the symbol for charge

Electric Charge cannot be created or destroyed

There are only two kinds of electric charge: positive and negative

The electric force between two electric charges causes them to either attract each other or repel each other

All electric charges exert a force on all other electric charges

Know how charge pairs interact (++,+-,- -)

What is the best type of electrical conductor

Know the three ways to remove charge from an object

Know the purpose of the lightning rod and who invented it

Be able to use Coulomb’s Law and know how to use it. What do the terms stand for and what are their units?

Know what voltage, current, and resistance are and their SI units

Be able to find the resistance of a wire

What is Ohm’s law? Joules Law. Be able to use them to solve circuit problems. Be able to use them to create two new power equations. One equation using only P, I, and R and the other using only P, V, and R

Know the Unit of Power

Identify a series circuit and a parallel circuit

Know the advantages and disadvantages of wiring light bulbs in series or parallel.

Know your circuit symbols, including measuring devices

Be able to draw a series and parallel circuit and solve all values of P, V, I, and R

Newtons Law