7-2-15: Classify a variety of
substances used in daily life
as pure substances,
solutions, or mechanical
mixtures
7-2-22: Demonstrate the
difference between
saturated and
unsaturated solutions
7-2-18: Demonstrate
different methods of
separating the components
of both solutions and
mechanical mixtures
7-2-16: Identify solutes and
solvents in common
solid, liquid, and
gaseous solutions
7-2-20: Experiment to determine
factors that affect
solubility
7-2-23: Discuss the potential harmful
effects of some substances
on the environment and
identify methods to ensure
their safe use and disposal
7-2-21: Describe the concentration
of a solution in qualitative
and quantitative terms and
give examples from daily life
when the concentration of a
solution influences its
usefulness
7-2-14: Differentiate between the
two types of mixtures,
solutions, and mechanical
mixtures
7-2-19: Identify a separation
technique used in
industry and explain
why it is appropriate
7-2-05: Explain what scientific
theories are and provide
some examples
7-2-06: Describe the
particle theory of
matter and use it
to explain changes
of state
7-2-17: Describe solutions
by using the
particle theory of
matter
7-2-13: Differentiate between
pure substances and
mixtures by using the
particle theory of
matter
7-2-07: Differentiate
between the
concept of
temperature and
the concept of
heat
7-2-11: Recognize that heat
energy is the most
common by product of
energy transformations
and describe some
examples
7-2-02: Evaluate different
types of
thermometers
using the design
process
7-2-03: Demonstrate the
effects of heating and
cooling on the volume
of solids, liquids, and
gasses and gives
examples from daily
life
7-2-08: Demonstrate how
heat can be
transmitted through
solids, liquids, and
gasses
7-2-12: Identify different forms of
energy that can be
transformed into heat
energy
7-2-09: Plan an experiment to
identify materials that are
good heat insulators and
good heat conductors and
describe some uses of these
materials
7-2-10: Use the design process to
construct a prototype
that controls the transfer
of heat energy
7-2-04: Compare the boiling and
melting points of a
variety of substances
and recognize that
boiling and melting
points are properties of
pure substances
7-2-01: Use appropriate
vocabulary related to their
investigations of the
particle theory of matter