Evidence of continental drift- jisaw fit of South America and ....
Back
Card 9
Front
Evidence of continental drift- matching .... in northwest Scotland and eastern Canada
Back
Card 10
Front
Evidence of continental drift- ..... found under Antarctic ice cap
Back
Card 11
Front
Evidence of continental drift- a unique Permian fossil reptile (mesosaurus) only found in Southwest Africa and .....
Back
Card 12
Front
In the 1950s, when nuclear submarines began to map the ocean floor with accuracy this was discovered, along with similar features, in seismically active regions
Back
Card 13
Front
1962- this American geologist studied the age of rocks on the Atlantic Ocean floor
Back
Card 14
Front
The concept that the American geologist's evidence led to
Back
Card 15
Front
The study of the history of changes in the Earth's magnetic field-effectively confirmed the American geologist's theory
