A
Name the 3 subatomic particles
Proton, neutron, electron
Which subatomic has a positive charge?
Proton
Which subatomic particle has a negative charge?
electron
Which subatomic particle has no charge? (neutral)
Neutron
Where are electrons located?
Outside the nucleus
Everything around us is made up of...
atoms including solids, liquids, and gases
On the board write the nickname or symbol for neutron
(n)
What is the weight of a electron?
0 amu
What is an atom?
Smallest unit of matter retaining properties of an element.
Where are protons and neutrons located?
Inside the nucleus.
What is the weight of a proton?
1 amu
The center of the atom is called...
The nucleus
On the board write the nickname or symbol for electrons
e- (-)
On the board write the nickname for proton
p+ (+)
a.m.u stands for
atomic mass unit
If a blueberry represented an atom and was blown up to the size of a football field...the nucleus inside the blueberry would be the size of...
a marble