Element Symbols
Atoms
Atomic Structure Terminology
Metric Units
Density
100
symbol for carbon
What is C
100
most of an atom's volume comes from
What is the electron cloud.
100
number of protons in the nucleus
What is atomic number.
100
There are _ m in 1 km.
What is 1000
100
density definition
What is mass per unit volume
200
symbol for nitrogen
What is N
200
most of an atom's mass is in the _
What is atomic nucleus
200
number of protons and neutrons in the atomic nucleus
What is mass number.
200
There are _ cm in 1 m.
What is 100
200
The density of water _ when in freezes.
What is decreases
300
symbol for iron
What is Fe
300
Atoms are identified as elements by their number of _.
What is protons.
300
atoms of the same element with different numbers of neutrons
What is isotopes.
300
1 cm = _ mm
What is 10
300
As temperature increases, volume _ for most types of matter.
What is increases.
400
symbol for potassium
What is K
400
Atoms of the same element can be different in their number of _.
What is number of neutrons.
400
neutral subatomic particle
What is neutron
400
1 m = _ um
What is one million.
400
As temperature increases, the density of most types of matter _.
What is decreases.
500
symbol for tungsten
What is W
500
The atomic nucleus has _ charge.
What is neutral or no charge.
500
positive subatomic particle
What is a proton.
500
1 m = _ nm
What is one billion
500
Which state of matter has the greatest density? (solids, liquids, gases)
What are solids.
M
e
n
u