a long thin leaf of a plant
The blade of grass glistened in the sunlight.
countryside
the area of land outside the city; the country
Tom moved from the countryside to the city, because there weren't enough jobs.
electricity
a form of energy generated by the attraction between positive and negative charges, used for power
People of today, cannot imagine life without electricity.
grain
seeds used for food from plants such as corn or rice, or the plant itself
It is impossible to count every grain in bread.
invent
to create something through thought and reason
Who invented the first car?
power
physical force, energy, and strength
The power of the earthquake was devastating.
produce
to produce or grow something naturally
Factories produce large quantities of goods.
sail
a large piece of strong material attached to a ship which used the push of the wind to move
The sail blew off the windmill.
structure
a building or other object made from several parts
The council plans to build a large structure over the park.
wheel
a round object that moves by turning
The front wheel came of my bicycle today!
windmill
a machine that catches wind to pump water
Although windmill produces electricity without harming the environment, the supply will be unpredictable.
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