The introduction to Chapter 12 discussed floor tiles at the Simon Langton Grammar School.How is power supplied to the floor tiles at this school in England?
A) Wires under the floor power them.
B) Friction from footfalls on the tiles is converted to electricity.
C) Each tile comes equipped with a small battery
D) The tiles are connected by a special interlocking system.When one tile is disturbed, it transmits small vibrations to all the other tiles, causing them to light up.
Correct Answer:
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