Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Knowledge Geography (World Geography) Oceanography
Who propounded the tidal hypothesis to explain the origin of the earth in 1919?
1
Sir James Jeans
2
Para Laplace
3
R. S. Morgan
4
More than one of the above
5
None of the above