Answer:
Geocentric model of the solar system helped to explain RETROGRADE MOTIONS OF PLANETS.
Explanation:
Geocentric model of planets was proposed by Ptolemy. It stated that all sun, planets and stars revolve round the earth in circular orbits.
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They can travel through , solid, liquids, or gasses
The Rutherford model showed that the atom is mostly empty space with a tiny,massive,positively charged nucleus in the center.
The answer is:
C
From the yolk to the white
Explanation:
The core of Earth is the hottest, so that is where the heat comes from. It moves outwards to the mantle.
Answer:
Hydrogen ions contains +1 charge while sulphate ions have 2 charge. ... No .of ions in one formula unit of MgC12 =3 Total no of ions in MgC12 =1.20x1024 x3=3.6x1024 ions.
Explanation:
