Plate tectonics theory wasnt accepted because no one could adequately answer what question?
In the late sixteenth century, ______________ noted that by carefully considering the coastlines of the atlantic ocean, it appeared that the Americans had been torn away from Europe and Africa.
Who proposed a "sinking of the land between continents" ?
What year was the theory of "sinking" put forth?
_______________ proposed the contienents were together at one point because of found fossil records
In __________ Lord Kelvin help conduct Bathymetric surveys unvieling an extensive sumbarine moutain range.
Match the scientist to their discoveries
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
A Mohorovicic | arrow_right_alt | Layers of the Earth |
Emil Wiechert | arrow_right_alt | Core of the Earth |
Joseph Barrell | arrow_right_alt | Crust-mantle boundary |
RD Oldham | arrow_right_alt | Lithosphere and Asthenosphere |
Continental drift was supported by rock types, geological structures, and fossils.
Alfred Wegeners hypothesis was that the plates moved because of
Who proposed mantle convection?
Who had her work stolen on the expansion of rift valleys?
Who confirmed this expansion of the rifts using magnetic striping?
Gravity affects the plates by
Why were the oceans not hospitable?
The mantle was just too hot, that why we had a supercontinent early in Earths history.
Why are old rocks hard to find?
1.8 Billion years ago, the supercontinent was called __________ and began the Boring Billion
What other planets have our type of plate tectonics?