Science Stuff Flashcards
1
Q
Nucleus
A
The center of the atom which holds protons and neutrons.
2
Q
Proton
A
A particle in the nucleus with a positive charge.
3
Q
Neutron
A
A particle in the nucleus that has no charge.
4
Q
Element
A
The simplest kind of matter. One kind of matter. 109 elements.
5
Q
Electron
A
A particle in the outside space of an atom with a negotiate charge.
6
Q
Electron shell
A
The circular path that the electrons travel around the nucleus.
7
Q
Atom
A
The smallest particle of matter.
