Pluto Theory
2006
Pluto Is considered a planets. Clyde Tombaugh discovered it in 1930. In 2006 it was considered a dwarf planet. Percival Lowell first saw the planet in 1905 he saw it in the space of Neptune and Uranus.
Dark Matter Theory
1990
The dark matter theory is unknown materials that are unidentified .And that what makes up dark matter. And the force that pushes dark matter away is dark energy
Atomic model Theory
1909
In 1909, Ernest Rutherford found positively charged nucleus goes around a negative electron. An atom is what is in everything in you body and in the world.
Moons of Jupiter Theory
1610
The four largest moons of Jupiter were discovered by Galileo (Ganymede, Calisto, Io, Europa) in 1610.
Heliocentric Theory
1543
The heliocentric
2006
Pluto Is considered a planets. Clyde Tombaugh discovered it in 1930. In 2006 it was considered a dwarf planet. Percival Lowell first saw the planet in 1905 he saw it in the space of Neptune and Uranus.
Dark Matter Theory
1990
The dark matter theory is unknown materials that are unidentified .And that what makes up dark matter. And the force that pushes dark matter away is dark energy
Atomic model Theory
1909
In 1909, Ernest Rutherford found positively charged nucleus goes around a negative electron. An atom is what is in everything in you body and in the world.
Moons of Jupiter Theory
1610
The four largest moons of Jupiter were discovered by Galileo (Ganymede, Calisto, Io, Europa) in 1610.
Heliocentric Theory
1543
The heliocentric