Multiple choice general knowledge science & technology

A solar cell converts ______.

  1. heat energy into electrical energy

  2. solar energy into electrical energy

  3. heat energy into light energy

  4. solar energy into light energy
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A solar cell directly converts solar energy (light/photons) into electrical energy through the photovoltaic effect. When photons strike the semiconductor material (usually silicon), they excite electrons, generating a flow of electric current. This is not a thermal conversion process.

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