Show:
Matter
Atoms
Elements
Periodic table
Phase Changes
10
Matter is anything that has _______
mass and takes up space
10
The positively charged subatomic particle
proton
10
This element has 6 protons
Carbon
10
If element 26 has 26 neutrons what is the atomic mass
52
10

Ice cube turns into water

melting
20
The particle that makes up matter
atom
20
The negatively charged subatomic particle
electron
20
This element has the symbol W
Tungsten
20
If an element has 15 protons and an atomic mass of 30 how many neutrons does it have?
15
20

A popsicle hardens into a solid form

freezing

30
The state of matter in which particles are farthest apart
gas
30
The subatomic particle that has no charge
neutron
30
This element has 24 protons and neutrons combined
Magnesium
30
If an element has an atomic mass of 126 and its atomic number is 53 how many neutrons does it have?
73
30
Boiling water to make spaghetti

vaporization

40
The state of matter in which particles are packed tightly together
solid
40
Protons and neutrons form the _______ of an atom
nucleus
40
This element usually doesn't have a neutron
Hydrogen
40
This tells you the number of protons or electrons in an element
atomic number
40

Liquid on the outside of a glass on a hot day

condensation

50
The 4th state of matter where electrons are by themselves
plasma
50
The two subatomic particles that always have the same number
proton and electron
50
This element has 10 electrons
Neon
50
The number of protons plus neutrons in an atom
atomic mass
50
Dry ice turns into smoke

Sublimation