Atoms Flashcards
1
Q
Atom
A
smallest particle of an element that has characteristics of that element
2
Q
element
A
Made up on one kind of atom
3
Q
matter
A
anything that occupies space and has mass
4
Q
mass
A
amount of matter in an object
5
Q
weight
A
gravitational force acting on an object of a given mass
6
Q
neutrons
A
no electrical charge
7
Q
protons
A
positive electrical charge
8
Q
electrons
A
negative electrical charge
9
Q
nucleus of atom made up of
A
neutrons and protons
10
Q
electrical charge of atom
A
neutral
same number of protons and electrons
11
Q
Atomic Number
A
equal to number of protons of each atom
12
Q
Mass number
A
number of protons plus number of neutrons
