Unit 6, Lesson 3
Pages 328-339
Physical and Chemical Changes
Teacher Directed – Student Created Cornell Notes
Directions: Your teacher has provided you’re the essential questions for the lesson. You will need to
work on finding the notes, facts, answers, details, examples to fill in the right column of your notes.
PAGE 330
₱1
What are physical changes of matter?
What is the
difference between
physical properties
and physical
changes?
₱2

3 notes needed

2 notes needed
Changes in observable properties.
What are some
examples of
physical changes?
**specifically with
wool
Answer question 5 in your textbook pages.
PAGE 331
₱1
₱2
Changes that do not alter the chemical identity of the substance.
How do physical
changes affect a
substance?
**specifically with
wool?
How do physical
changes affect the
chemical makeup of a
substance?
**specifically with ice

2 notes needed

2 notes needed

2 notes needed
Answer question 6 in your textbook pages.
PAGE 332 What are chemical changes of matter?
₱1
How does wood
undergo a chemical
change?
₱2
Changes in Substance Identity.
What does chemical
change mean?
(Include 2
examples)

3 notes needed
What is the
difference between
chemical properties
and chemical
changes?

2 notes needed
₱3
Answer question 8 in your textbook pages.
PAGE 333
₱1
Changes to the chemical makeup of a substance.
How does chemical
makeup of a
substance change?
(Include 1 example
and how)

2 notes needed

2 notes needed
₱2
How does
temperature
influence chemical
changes? (Include 1
example)
Answer question 9 in your textbook pages.
PAGE 334
₱1
How can you tell a chemical change has happened?
What is the
difference between
chemical and
physical changes?
Answer question 11 in your textbook pages.

1 note needed
₱2
Production of an Odor.
What are some
examples of a
substance
producing an odor?
₱3

2 notes needed

3 notes needed

2 notes needed

3 notes needed

2 notes needed
Production of a Gas.
Why do some
substances fizz or
bubble? (Include 2
examples)
PAGE 335
₱1
Formation of a Precipitate.
What is a
precipitate?
(Include an
example)
₱2
Change in Energy.
Can chemical
changes produce
energy? What are
two examples of
energy created
from a chemical
change?
₱3
Change in color.
If a substance
changes color that
is evidence of what
type of change?
(Include and ex.)
Answer question 12 in your textbook pages.
PAGE 336
₱1
What is the law of conservation of mass?
Will the mass
change if water is
changed from a
solid to a liquid and
back to a solid?

1 notes needed

3 notes needed
₱2 & 3
List 3 facts about
the Law of
conservation of
mass.
Answer question 13 in your textbook pages.
PAGE 337
conservation of Mass in Physical Changes.
₱1
Can a physical
change be
reversible? (Include
an example or
picture)
₱2

2 notes needed

2 notes needed
Conservation of Mass in Chemical Changes.
How does vinegar
and baking soda
create a chemical
change? (Include a
picture)
Answer question 14/15 in your textbook pages.
Work on page 339 as review for Lesson Quiz.