What can be said about tectonic activity on Ganymede?
A) Active volcanoes give evidence of current tectonic activity.
B) Young, lightly cratered terrain separating older more heavily cratered regions suggests tectonic activity in the past.
C) An intrinsic magnetic field suggests current tectonic activity.
D) Ganymede has a subsurface liquid ocean. This requires tectonic activity to provide the heat to keep the ocean from freezing.

Question

Quizplus · Accepted Answer

Ganymede's surface shows regions of young, lightly cratered terrain, indicating tectonic activity in the past, but there is no evidence of current tectonic activity like active volcanoes or a magnetic field suggesting tectonic activity.

What Can Be Said About Tectonic Activity on Ganymede