4. 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)

Question

Responses

Advances in technology were needed to gather more evidence.
Advances in technology were needed to gather more evidence.

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

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

New information was needed on the composition of Earth's crust.
New information was needed on the composition of Earth's crust.
Question 5
5. Use the drawing below to answer the question.

Answer 1

For question 4, the correct response is:

Advances in technology were needed to gather more evidence.

This is because Wegener's hypothesis about continental drift could not be empirically verified without the ability to measure and observe the movements of tectonic plates, which required advancements in geological and geophysical technology.

If you have a question related to the drawing in question 5, please provide more details or describe the content, and I would be happy to assist!