Energy Flashcards
What is current
Measure of how much electric charge flows through a circuit
What is current measured in
Amps A
What is voltage
Measure of differmade in electrical energy between parts of a circuit
What is voltage measured in
Volts V
Examples of fossil fuels
Cruse oil
Coal
Gas
What is a nucleus fuel
Release of energy through a nuclear reaction e.g uranium and plutonium
Advantages and disadvantages of nuclear fuels
Doesn’t produce CO2 and sulphurs
Ad and dis of wind turbines
As- renewable
Dis - noisy and ugly
What is hydro electric power
Use of kinetic energy in water to drive generators
Hydroelectric ad and dis
Ad - renewable and free
Dis - flooding
What is geothermal energy
Hot water and steam from underground can be used to drive turbines
Geothermal ad and dis
Ad - renewable and no pollution
Dis - not suitable for many areas
What is solar energy
Solar cells converting light into electrical energy
Solar energy ad and dis
Ad - renewable
Dis - expensive
