The atoms in our atmosphere
I believe it is C) calcium-rich plates echinoderms and B) bones in mammals like vertebral
Answer:
B
Explanation:
hope the picture helps you understand it better:)
Answer:
jobs are lost due to lack of metal for computers
Answer:
his continental drift
Explanation:
Wegener used fossil evidence to support his continental drift hypothesis. The fossils of these organisms are found on lands that are now far apart. ... Wegener suggested that these creatures were alive in warm climate zones and that the fossils and coal later had drifted to new locations on the continents.