Question

The root word terra means “land” or “territory.” Terrestrial planets are the planets closest to the Sun. Why are they are called terrestrial planets?

Answer 1

They are made of rock and metal.

Step-by-step explanation:

The planets closest to the Sun are called terrestrial planets because they are made of rock and metal. Plato

Answer 2

A Terrestrial plant, Tell-uric planet, or rock planet is a planet that is composed primarily of silicate rocks or metals.