Which particle of atom has positive one charge?
proton
Definite volume but not shape.
liquid
Which particle of atom has zero/no charge?
neutron
Name a particle that is found inside the nucleus of an atom.
proton, neutron
Atoms are made of __ different particles.
three
Atoms have two parts (spaces): electron shells and __.
nucleus
Name a particle in an atom that has mass of 1 amu.
proton, neutron
Raising the amount of thermal energy changes the phase. Adding thermal energy to a solid would change the solid to a...
liquid
The subatomic particle that determines what the atom is the...
proton
Name a particle in atom that has mass of 0.0005 amu.
electron
Atoms inside matter are always __.
moving
Name a particle that is found outside the nucleus of an atom.
electron
The three particles inside an atom are __.
protons, neutrons, electrons
Say one thing you learn in this lesson.
?
We __ see single atoms with our own eyes.
cannot
Atoms are very, very, very __.
small
Which particle of atom has negative one charge?
electron
Definite shape and size.
solid
Neither definite shape nor volume.
gas
Subatomic particles are made of smaller particles called....
quarks
Matter we encounter everyday is made of tiny particles called __.
atoms
The atomic mass of an atom is determined by...
protons and neutrons
All matter has __ and takes up psace
mass