Charge
Cells and Batteries
Resistance
Circuits
Daily Uses and Generation of electricity
100

electricity

A form of energy that results from the interaction of charged particles

100

battery

A connection of two or more cells

100

ohm

The unit to measure resistance

100

Adding more loads to a parallel circuit

Increasing the resistance of a circuit

100

A Kilowatt

1000 Watts

200

insulator

A material that has trouble conducting electrons

200

Silver and zinc alternating discs

The inner workings of the first battery

200

 non-ohmic

Not following ohm’s law

200

Ammeter

Devices used for measuring current

200

Circuit Breaker and Fuse

Electrical safety devices

300

electroscope

A device for detecting the presence of an electric charge

300

dry cell

What has an electrolyte that is a paste

300

The bands of colour on a resistor

Determine the amount of resistance in a resistor

300

Parallel circuit

Circuit with more than one plan that allows the flow electrons

300

Transformer

Can change the potential difference of an alternating curren

400

electric field

 A property the area around of a charged object where you can feel its electrical charge

400

Manganese dioxide or carbon

The materials that can make up the positive electrode of a battery

400

superconductor

Conducts electricity with zero resistance

400

 resistor

Purposely alters the current within a circuit for components that operate on a lower current

400

240 V

Light Switches and wall outlets operate at this potential difference

500

Radiation Dosimeter

A devices that detects and measures your exposure to radiation

500

secondary cell

 A cell that can be recharged

500

CERN - European Centre for Nuclear Research

Houses the largest superconducting magnet in the world

500

Multimeter

Device that can be set to measure current or potential difference

500

EnerGuide label

A required label that gives details of energy use in a year