Tag: science & technology

which mountain range considered natural boundry between Asia and Europe?

Which continent's land surface area keeps on changing?

Earlier all the continents were part of one major land mass. What is this land mass called?

American physicist born in Germany; explained Brownian movement

Scottish bacteriologist; isolated lysozyme from tears (1922); observed a mold, he named penicillin, that prevented bacterial growth.

American biochemist; applied X-ray diffraction, electron diffraction and quantum mechanics to chemistry; developed theories of rare gas compounds; developed mechanistic theory of enzymes (1946)

Greek philosopher and mathematician; held that numbers were basic to matter; the Pythagorean Theorem is named for his geometric formulation; developed atomic theory

proposed an atomic concept of matter

Apple