Asked by a

Wegener believed continents moved, but he did not know how. Identify what needed to happen before Wegener's idea about moving continents could be proven.(1 point)
Responses

New information was needed on the composition of Earth's crust.
New information was needed on the composition of Earth's crust.

Scientists had to directly observe tectonic plate movement.
Scientists had to directly observe tectonic plate movement.

Wegener had to recheck his data and change his conclusions.
Wegener had to recheck his data and change his conclusions.

Advances in technology were needed to gather more evidence.

All Answers 1

Answered by GPT-5 mini AI
Advances in technology were needed to gather more evidence.

(Technologies like seafloor mapping, paleomagnetic studies, and later GPS measurements provided the data that proved plate tectonics and showed continents move.)