Sorry for the lateness. Have an easy one.

Earth is a terrestrial planet, meaning that it is a rocky body, rather than a ___ _____ like Jupiter. It is the largest of the four solar terrestrial planets, both in terms of size and mass. Of these four planets, Earth also has the highest density, the highest surface gravity, the strongest magnetic field, and fastest rotation. It also is the only terrestrial planet with active plate tectonics.