Word Parts
Prefix meaning again
re-
Meaning to make or produce
generate
Hydroelectric and wind power have many _________.
benefits
synonym for renewable
continuous, limitless, sustainable
Prefix meaning before
pre-
Electricity powered by water
hydroelectric
Gravity causes __________ to fall inside the penstock.
water
synonym for energy
power, strength, force
water
A positive or a plus of something
benefit
turbine
synonym for generate
make, cause
prefixes for before and again
pre-, re-
Not used up; Able to use again and again
renewable
Wind farms produce large quantities of clean ________.
energy
synonym for benefit
gain, advantage, positive
Prefix meaning water
hydro-
functioning well and achieving maximum productivity
efficient
Wind energy is _____________, which means it cannot be used up.
renewable
synonym for efficient
effective, powerful, productive