Word Roots 1
Word Roots 2
Vocab 1
Vocab 2
Bonus
100
two
What is bi
100
self, same
What is auto
100
stored energy
What is potential energy
100
energy in the form of waves or rays
What is radiation
100
population
What is an example of pop
200
again, back
What is re
200
electrical potential
What is volt
200
unrefined petroleum
What is crude oil
200
a natural fuel formed from the remains of living organisms
What is a fossil fuel
200
automobile
What is an example of auto
300
people
What is pop
300
center
What is centr
300
a device that converts the sun's energy directly into electricity
What is a solar cell
300
changes in behavior that saves energy
What is energy conservation
300
petrochemical
What is an example of petro
400
blood
What is hem, haem
400
death
What is mort
400
something that meets the needs of the present without reduce the capacity to meet future needs
What is sustainable
400
engine that converts mechanical energy into electrical energy
What is a generator
400
hemophilia
What is an example of hem, haem
500
oil
What is petro
500
great, large
What is magna, mangni
500
point in time when maximum amount of oil is being pumped out of the ground
What is peak oil
500
plant materials or animal wastes used as fuel
What is biomass
500
mortal
What is an example of mort
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