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WorksheetsAtomic Structure Self Check 1
Total questions: 20
Worksheet time: 10mins
_______ is anything that has mass and takes up space (volume).
Matter
Energy
Light
Sound
All matter is made of _________.
atoms
energy
cells
organelles
True or False: Our understanding of the atom has changed over time and is likely to change in the future as we continue to study and learn more.
True
False
True or False: Single atoms can be seen with a microscope like the one shown.
True
False
Atoms are made of smaller parts that we call _____________ particles.
subatomic
submarine
subenergetic
subsaharan
Which is NOT a subatomic particle of an atom?
megatron
proton
neutron
electron
______ are the subatomic particles with a negative charge.
electrons
neutrons
protons
______ are the subatomic particles with no charge.
electrons
neutrons
protons
______ are the subatomic particles with a positive charge.
electrons
neutrons
protons
Where is the nucleus of an atom located?
in the center
on the outer edge
it depends on the mood of the atom
it changes depending on the season
Check all that apply.
What subatomic particles make up the nucleus of an atom?
protons
neutrons
electrons
megatrons
Which statement is true of an atom's nucleus?
It has an overall positive charge.
It has an overall negative charge.
It has no overall charge.
It is the happiest part of an atom.
Where are the electrons of an atom located?
in the cloud surrounding the nucleus
in the nucleus
bonded to the protons
between the protons and neutrons
Most of the ______ of an atom is in the nucleus.
mass
volume
height
temperature
Most of the volume of an atom is found in the ________.
electron cloud
nucleus
proton region
neutron region
The majority of the electron cloud of an atom is made of __________.
empty space
protons
neutrons
the nucleus
Which statement is true of the electron cloud of an atom?
It has an overall positive charge.
It has an overall negative charge.
It has no overall charge.
It is the happiest part of an atom.
Different types of atoms are called ________.
elements
species
matter
nuclei
What makes atoms of certain elements different from each other?
different numbers of subatomic particles
different colors of subatomic particles
the size of their subatomic particles
nothing, they are all identical
The smallest particle of an element that retains the properties of the element is ___________.
an atom
a molecule
an electron
the nucleus
