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WorksheetsMatter, Atoms, elements, and periodic table (A. Jordan)
Total questions: 23
Worksheet time: 13mins
What is not one of the three states of mater?
gas
solid
time
liquid
What is any substance that has mass and takes up space?
element
compound
matter
solution
What are the two groups that matter can be divided into?
pure substances
compound
mixtures
element
A pure substance is made up of what?
only one type of atom.
only two types of atoms.
an element
a mixture
A pure substance can also be made up of one type of ______.
solution
element
compound
molecule
A molecule is a group of atoms ____.
chemically bonded together
far away from each other
bonded together
The two groups of pure substances are____.
elements
mixtures
compounds
pure Substances
Elements are pure substances that ______.
cannot be changed into simpler substances.
can be changed into simpler substances.
are mixtures
Elements are composed “made up” of one kind of _____.
atom
element
compound
Examples of a element are:
Oxygen
skin
water
Carbon
Compounds are pure substances that are composed of _________.
ten atoms that are chemically combined.
ten or more atoms that are physically combined.
two or more atoms that are chemically combined.
two atoms that are chemically combined.
Compounds can only be changed into simpler substances called _____ by chemical changes.
elements
compounds
mixtures
matter
composed “made up” of two or more different substances that retain their own individual properties and are combined physically (mixed together).
matter
compoundes
Mixtures
elements
Mixtures can be separated by _____ means
sifting
filtration
physical
chemically
Physical means of separating mixtures include ______.
filtration
evaporation
shaking
sifting
Mixtures may be ______.
heterogeneous
homogeneous
pure substances
Heterogeneous mixtures
The substances are not evenly mixed and can be visibly seen or distinguished.
Are mixtures that are not uniform throughout.
The substances are evenly mixed and cannot be visibly seen or distinguished.
The particles are so small that they cannot be easily seen.
Homogeneous mixtures
The particles are so small that they cannot be easily seen.
The substances are not evenly mixed and can be visibly seen or distinguished.
Are mixtures that are not uniform throughout.
Are mixtures that are uniform throughout.
Density is the mass of a substance per unit of
mass
grams
volume
Density of a substance changes with phase changes due to the difference in the particle arrangements in
heat
liquids
matter
Volume
amount of mass in an object.
how much space an object takes up
amount of matter in an object.
Mass
how much space an object takes up.
measured in milliliters (mL).
the amount of matter in an object.
Volume
1 g/ cm3.
measured in grams (g).
mass/volume
measured in milliliters (mL).
