Unit 6 Flashcards
1
Q
Geothermal energy
A
using heated water from the Earth’s core to convert into energy
2
Q
Passive solar heating
A
capture sunlight within the building’s materials and then release that heat during periods when the sun is absen
3
Q
Photovoltaic systems
A
a system capturing energy from sunlight and converting it directly into electricity, are not energy efficient and are very expensive
4
Q
Lignite
A
low heat content, low sulfure, do not release air pollution
5
Q
Bithminous
A
high in sulfur and heat content, causes acid rain
6
Q
Anthracite
A
low sulfur, low pollution, high energy content but low quantity on the earth
7
Q
Solar energy systems
A
8
Q
electrolysis
A
the application of an electric current to water molecules to spill them into hydrogen and oxygen
9
Q
A
