马上开始. 它是免费的哦
注册 使用您的电邮地址
Electricity 作者: Mind Map: Electricity

1. Relationship to Atoms

1.1. Atoms are composed of

1.1.1. Protons (+)

1.1.2. Neutrons

1.1.3. Electrons (-)

1.1.3.1. Valence/Free Electrons

1.1.3.1.1. Travel Through

2. Circuits

2.1. Types

2.1.1. Closed

2.1.1.1. Free electrons flow from - to + terminal of power source

2.1.2. Open

2.1.2.1. Free electrons cannot flow around path; discontinuity exists

2.2. Components

2.2.1. Capacitors

2.2.1.1. Store electrical energy

2.2.2. Resistors

2.2.2.1. Oppose the flow of electric current

2.2.2.1.1. Protect Components of circuit

2.2.2.1.2. Can Create Light and Heat

2.2.3. Inductors

2.2.3.1. Store electrical energy as magnetic energy

2.3. Properties

2.3.1. Related Through Ohm's Law (I = V/R)

2.3.1.1. Voltage (V = I * R)

2.3.1.1.1. Electric potential energy per unit charge

2.3.1.1.2. Generated through

2.3.1.1.3. Electromotive Force (EMF)

2.3.1.2. Current (I = V/R)

2.3.1.2.1. Gives number of electrons flowing

2.3.1.2.2. Types of Current Electricity

2.3.1.3. Resistance (R = V/I)

2.3.1.3.1. Tendency to oppose current

2.3.1.3.2. Dependent on material