Misc: at a fair in maine, a boy spit a watermelon seed ---------- ft?

Questions

18 November 1960 Copyright office issues its 10 millionth ---------- ?

23 November 1960 Tiros 2, a ---------- satellite is launched ?

25 November 1960 1st atomic ---------- for research & development, Richland Wa ?

28 November 1960 Mauritania gains independence from ---------- (National Day) ?

What is the study of sciences connected to the sea called?