Sources of Electrical Energy
Types of Energy
Producing Voltage
Bolts n' Volts
Mystery
100
When you rub two objects together
What is friction
100
The ability to do work
What is energy
100
The amount of electric potential energy per coulomb of charge
What is voltage
100
The unit for measuring potential difference
What is volt
100
The purpose of a ______ is to give electrons stored electrical energy
What is battery
200
Use wires and magnets to produce electricity in homes
What are generators
200
Energy made by motion
What is kinetic energy
200
Two types of batteries that produce voltage
What are wet cells and dry cells
200
The amount of electric potential energy per one coulomb of charge
What is voltage
200
The end points in a battery where we make a connection
What is a terminal
300
Transform heat into electrical energy
What are thermocouples
300
Stored energy
What is potential energy
300
A battery's two terminals
What are electrodes
300
Device that measures potential difference
What is voltmeter
300
If you stretch a spring and hold it, the energy in the spring is stored. This is an example of _____
What is potential energy
400
Separate charges within the crystal when hit with the hammer in the lighter
What are piezoelectric crystals
400
Electrical energy stored in batteries
What is electric potential energy
400
When the electrolyte is a moist paste
What is a dry cell
400
Electrochemical cells produce ___ or ____ V
What is 1.5 or 2
400
The amount of energy the charge has depends on the amount of _____ and ______
What is charge and voltage
500
Five sources of electrical energy
What are friction, piezoelectric crystals, photo-electrochemical cells, thermocouples, and generators.
500
Three types of energy
What are kinetic energy, potential energy, and electric potential energy
500
How to cause voltage in a battery
What are oppositely charged electrodes
500
How much more energy is needed to do work
What is potential difference
500
When light hits the cell, some of the light energy breaks electrons off the surface of the cell. This happens in _____
What are photo-electrochemical cells
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