Tectonic Plates – A rigid segment of the Earth's crust which can "float" across the heavier, semi-molten rock below
The surface of the Earth is split up into a number of large sections of rock called tectonic plates.
A tectonic plate includes the Earth's crust and upper mantle.
To remember the meaning of the term Tectonic Plates, use the following mnemonic:
The tequila and tonic-loving plates (tectonic plates) spend all their hard-earned crusts (Earth's crust) on this drink.