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plants produce oxygen
Joseph Priestly
Take in oxygen
plants need oxygen
He observed and proved that plants release the oxygen we need to breathe.
He found out that plants release the oxygen we need for respiration.
In 1774 Joseph Priestley discovered oxygen. He conducted several experiments and one of them showed that plants release oxygen into the air.
The plants produce energy with a function called photosynthesis. They use sunlight to make energy.
The plants produce energy with a function called photosynthesis
Priestley's and Ingenhousz's experiments showed that light is necessary for plants to produce oxygen.
Assuming you mean "nuclear energy": power plants don't produce it, they use it.
Producers are plants. They produce energy through the amazing process of photosynthesis.