A
What method of charge transfer produces an electric charge at a distance?
induction
What is the most common way to dissipate unwanted charge directly to the earth?
grounding
Which color can be thought of as a mixture of the colors of light?
white
Which is the SI unit of electric charge?
coulomb
Which color can be thought of as the absence of color?
black
In which two ways the light behaves?
particle and wave
What are the two types of electric charge?
positive and negative
What are the two ways to transfer charge between two objects?
conduction and induction
through the movement of ions
What is the SI unit of resistance?
Ohm
What is the SI unit of current flow?
ampere
Which law states that the total charge is the same before and after an interaction?
law of conservation of charge
What are the two main ways in which loads can be arranged?
series circuit and parallel circuit
Which are the subtractive colors?
magenta, cyan, yellow
superconductor
Material through which current does not flow easily...
insulator
Which are the additive primary colors?
red, green, blue
Which is the simplest form of electricity?
static electricity
What is the SI unit of power?
watt
Which are the 4 factors that affect resistance?
type of material
diameter of the object
length of the object
temperature
State the law of electric charges.
opposite charges attract and like charges repel each other.
What is the main difference between direct and alternating current?
direct-electricity flows in one direction
alternating-electricity flows in one direction then reverses
What are the three basic parts of a simple electric circuit?
source of current, conductors, load
Which are the three methods of magnetization?
contact, induction and electricity
Which law establish a relationship between voltage, currrent and resistance?
Ohm's law