1. An elements symbol represents

1
Bell Ringer 9-24-13write the question and the
answer!

• 1. An elements symbol represents
• a. nucleus b. a compound c. a physical
  change d. a particular element
•  
• 2. Each element of the Periodic Table is assigned
  an atomic number. This number is the same as
• a. The number of electrons in the atoms
  nucleus.
• b. The number of protons in the atoms
  nucleus.
• c. The number of neutrons in the atoms
  nucleus.
• d. The number of protons and neutrons in
  the atoms nucleus.

2

• MYP Unit Question How can such a small thing
  impact our environment in such a big way?
• Area Of Interaction Environment
• Learner Profile Inquirer, Communicators
• Essential Question What is the difference
  between a physical and chemical change.
• Standard Students will examine the scientific
  view of the nature of matter.
• e. Distinguish between changes in matter as
  physical (i.e., physical change) or chemical
  (development of a gas, formation of precipitate,
  and change in color).
• Learning Target Today I will be learning about
  the differences between physical and chemical
  changes because these reactions occur around me
  on a daily basis.
• Homework Study for Quiz on Friday 9-27-13

3
Agenda

• Opening
• Paper Change
• Work Session
• Physical and chemical change lab
• Closing Parking Lot

4
Opening- Paper Change

• Help!!
• Mr. Cali has stated that I needs to change this
  paper- what are some ways that you think I can do
  this??
• Think of some really good ideas PLEASE!!

5
Turn to IAN pg. 42Make a T chart

• Physical Change
• Substance (matter) keeps it identity

• Chemical Change
• Substance (matter) changes into another
  substance.

6
Turn to IAN pg. 42Make a T chart

• Physical Change
• State of matter
• Density
• Boiling point
• Melting point
• Solubility
• Ex- breaking, cutting, changing shape of material

• Chemical Change
• Burning
• Make Bubbles (formation of a gas)
• Color change Formation of a precipitate
• Temperature change
• Odor

7
Lab

• Your group will have 15 minutes to complete the
  lab and the analysis.
• Work with your group members to complete the lab
  worksheet on physical and chemical changes.
• Follow the direction on your lab worksheet.
• Stay in your seat.
• Only talk with your group members.
• Stay on task!!

8
Closing

• Complete the following sentence
• Today I learned
• Be sure to use the following words Physical
  change and chemical change.