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Thursday, October 25, 2012

Thursday

Period 1 and 2 measured bean plants (be sure to keep track of all of your measurements - you will be graphing this data next week INDIVIDUALLY)

Period 4 Marks NOW UPDATED TOO!

All Periods
Reviewed how to check your marks online
Note on Physical and Chemical Changes


Defined precipitate as it relates to chemical changes
Read p. 179-186 (review of concepts learned this week)
Do Q 1-4 p. 186
Density Worksheet
Took up answers to Q 1-4 p. 186
Physical and Chemical Change Worksheet
Review Videos (watched videos from Monday's post + Video on difference between Mass and Weight) - Period 1 technical dificulties - you should watch them online tonight
* Note - in the Density Video he uses g/mL as units for density of solids - this is incorrect. Liquid densities are measured in g/mL and solid densities are measured in g/cm3** (It is important to remember though that 1 mL = 1 cm3)

HMK
Both Worksheets are due for MONDAY

DRESS FOR LAB TOMORROW - please wear running shoes or leather top shoes NOT soft fabric boots
You need to be able to tell the difference between a physical change and a chemical change for the lab tomorrow.
Tomorrow's Lab Information:





DATA TABLE from Wednesday's lab is due Monday - extension was given due to sports and a teacher meeting at lunch today.  You are welcome to hand it in EARLY though. If you need more time in the lab - Friday at lunch or today after school is available.  There MIGHT be time after the physical chemical change lab in class tomorrow if needed.

LAB next Tuesday - dress for it
QUIZ next Thursday Nov 1

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