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Accros
4. Atomic model where electrons dont
Dawn:
1. An atom is made out of a
move around the nucleus in orbits. Electrons sphere of positive changes with
as a cloud. negatively charged electron
levels
between embedded in it.
exist in specific energy

Electrons reside in orbits. They
ach shell when gaining
or lossing energy. 2. Subatomic particle with a
Negatively charged particles
neutral charge
Building block of matter that cannot 3. A tangible model.
using my chemical means 4. Matters is made of small
broken apart
P
H
S
I
C
A
ما

12 N
E
4U
M
P
U
Бр D
R
D
LOI
IT
RON
indivisible atoms.
5. Most of the mass concentrated
in t
in the center of atom. This tin
dense postively charged
a nucleus.
Core call
6. Positively charged particles.