Mod 4 Lesson 2 Flashcards
1
Q
Alpha particle
A
a particle which is positively charged and consists of two protons and two neutrons
2
Q
Electron
A
a negatively charged subatomic particle
3
Q
Nucleus
A
the center of the atom containing most of the atom’s mass and protons and neutrons
4
Q
Proton
A
the positively charged subatomic particle located in the nucleus
