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TRUE OR FALSE

21.Electromagnetism is the branch of science concerned with the forces that occur between electrically charged particles.

22.LASER stands for "Light Amplification by Subtraction Emission of CO Radiation

23.Solar Energyis an alternative energy source that involves harnessing the radiant light energy emitted by the sun and converting it into electrical current.

24.Solar-Powered Carsare traditionally defined as cars which run by energy from the electricity.

25.Light Energyis a form of electromagnetic energy that is visible to the human eye. It is the only form of energy that we can see directly.​


Sagot :

21. true

22. false - " light amplification by stimulated emission of radiation "

23. true

24. false - energy from the sun

25. true