Moving Continents移動的大陸

背單字

supercontinent超大陸
Pangaea was a supercontinent.
Pangaea盤古大陸
Africa and South America were both part of Pangaea.
continental drift大陸漂移
Wegener proposed continental drift in 1912.
hypothesis假說
A hypothesis needs evidence to support it.
continental shelf大陸棚
The continental shelves fit together even better than the coastlines.
glacial groove冰川擦痕
Glacial grooves were found in warm parts of Africa.
fossil化石
Mesosaurus fossils are found in Africa and South America.
Gondwana岡瓦納大陸
India was once part of Gondwana.
Laurasia勞亞大陸
North America was part of Laurasia.

這課的重點字