The discovery of moho was through seismic waves...There are two 2 waves namely, Primary and Secondary waves...Secondary waves cannot pass through liquid and gasses. Thus, There is an abrupt increase in the velocity of earthquake waves (specifically P- waves) at this point.
The Cathode Ray
electrons moving in orbits about the nucleus
The discovery of galena, lead sulfide, dates back into antiquity. Nobody knows exactly when, centuries ago, it was first discovered. The name comes from the Latin for lead ore , or dross from melted lead.
He used pea plants to study the patterns of heredity.
Symbol: Pb Atomic Number: 82 Relative Atomic Mass: 207.2 amu Discovery: lead has been known since ancient times
experiments with cathode rays lead to the discovery of the Electron.
island
No. JJ Thomson's experiments with cathode rays lead to the discovery of the electron.
Edward Jenner discovery was a vaccine to smallpox
the Rosetta stone.
Meghan McGinty
The Cathode Ray
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Yes it lead to the discovery of computers and videogame consoles
Poverty.
The discovery of the Americas
Microscopes were what lead to the discovery of cells!