DATE: 10/1/2012
LT: “I can” analyze physical and chemical changes.
B/R:
1) I separate the coffee grains from the liquid coffee mixture. What separation method am I using?
2) What method of separation could I use if I wanted to separate the solutes using a solvent?
3) A chemist creates a new element and reports the
discovery. In order to confirm this discovery, what should another group of scientists do?
a) Review the discoverer’s notes and try to repeat
the experiment.
b) Interview the discoverer and view the new element.
c) Discuss the discoverer’s previous work
d) Tour the discover’s laboratory.
4) The speed of light in a vacuum is 299,800, 000 m/sec
Express this number in correct scientific notation.
KEY TERMS-
Physical properties- Properties that do not change the chemical nature of matter
conductivity
melting point
viscosity
malleability
boiling point
density = mass / volume
Chemical properties Properties that DO change the chemical nature of matter
1) B/R
2) Review classification of matter
Groups i.d. items as element, compound etc.
Review classifying matter lab answers
Review chromatography lab answers
3) Groups classify items as a physical or chemical property.
4) Go over PPT of physical properties while kids write down definitions.
5) PPT OF CHEMICAL
6) Correct any that were wrong on the identify physical and chemical property activity.
7)