P2A GLOSSARY

ALL THE WORDS YOU NEED TO KNOW FOR P2A SINGLE SCIENCE, OCR BOARD - HIGHER TIER, PHYSICS

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P2a
Direct current (D.C.) ­ current cause by a flow of charge in just
one direction.
Kinetic energy ­ energy transferred to an object to set it in
motion.
Photocells ­ device that transfers light energy into electrical
energy.
Wind turbine -
Device which transfers kinetic energy of wind into electrical
energy.

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