Soil battery uses bacteria to power field sensors — English Level A1

A UK team has made a soil battery device.
It uses tiny bacteria living in the soil.
The bacteria make electrons and so produce energy.
The battery can make and store electricity itself.
Farmers can use it to power field sensors.
The device removes the need for long power cables.
It works best where the soil is wet or flooded.
The makers say it can last many years.
It is low cost and easy to install.

Difficult words

bacterium — a very small living thing in soil

bacteria

electron — a very small particle with electric charge

electrons

device — a thing made to do a useful job

store — keep energy or things for later use

sensor — a tool that finds or measures changes

sensors

flooded — covered with a lot of water

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Soil battery uses bacteria to power field sensors^{CEFR A1}

Difficult words

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