Science. Flashcards
in a ______ atom, the protons equal ___________
neutral electrons
in a ________ atom, the atomic number equals _______
neutral protons
Atoms consist of three particles: _________, _________, __________
neutrons, protons, electrons
mass number means p_______ + n______
protons neutrons
what does electrical configuration mean?
the electrons in the shells
what makes elements different from one another?
they have different atomic numbers
elements are made up of the same kind of atom | true or false?
true
molecules are made up of two or more different atoms | true or false?
true
compounds are __ or more _______ elements ______ together
2 different joined
mixtures are _____ or more _____ elements _________ together
2 different mixed
a force is a ___ and ___ of something
push and pull