1. Lab safety rules
You must present your lab safety rules, signed, in order to do this lab
If you lost your copy, go to the weebly site, print out a copy (under class materials), read it, sign it and put it in your science folder
Read #2, #3, #12, #20 and #27
Highlight or put a star next to each one
At the bottom of page 2, write the following:
28. Do not touch any of the materials or equipment on any table other than the one to which you were assigned. Obtain permission before taking materials or using equipment at other stations.
Write your initials at the end of the statement

2. Procedure for lab day
Come inside, put your bag against the wall, take out the materials listed on the overhead and go to your assigned table
Stand there until I tell you that you can start. Don’t touch anything on the table in the meantime.
Do not come inside and stand in the middle of the room, look around, touch anything on any table, sit down, stare at me, etc.
If we have to wait even 5 minutes to start the lab, we won’t have enough time to finish
demonstration instead of a hands-on activity

3. Lab Day Vocabulary Review
Element
Homogeneous mixture
Protons
Compound
Heterogeneous mixture
Atomic number
Solubility
Mixture
Repetition
Substance
Mass
Volume
Density
Replication
Chemical change
Physical change

4. Make sure you know…
How to identify if your solution is a substance, a compound, an element, a mixture (what kind), or more than one of each
How to tell the difference between a homogenous mixture (solution) and a heterogeneous mixture
How To separate a compound or a mixture
How to tell the difference between a chemical change and a physical change
How to find the volume of various substances
How to calculate density
How to use the periodic table
How to determine how many protons are in an element
Know the difference between a solvent and a solute