Furthermore, this solid outer shell is not one piece, like the shell of an undamaged egg. Instead, it appears to be broken into a number of large, rigid plates and many smaller ones, all of which are called tectonic plates.
Turklāt šī cietā virskārta nesastāv visa no viena gabala kā veselas olas čaumala, bet ir it kā salauzīta vairākos lielos un daudzos mazākos blokos, ko sauc par tektoniskajām plātnēm.