•OBJECTIVE:
Students will describe orally and in writing, how to work in chem. lab safely.
•W.O.D.
Forlorn-lonely, hopeless
•WARM-UP
1.Define
the following terms: experiment, dependent variable, independent variable,
control variable.
2.Can a
theory become a law or can a law become a theory? Explain your answer.
Classwork
•View
videos on lab safety(the accident at Jefferson High by Mckeckles, Ultimate lab safety by UWFAuburn)
•Take
and grade lab safety quiz
•Identifying
basic lab equipment
•Making
measurements in lab setting
•Closure
Measurement lab activity
1.Mass
of 5ml of water __________(2pts)
2.Mass
of a piece of aluminum bar _____ (2pts)
3.Temperature
of tap water__________(2pts)
4.Temperature
of tap water and one piece of ice _________.(2pts)
5.Find
the density of the wooden block (show formula with your work) (4pts)
6.Find
the density of (a) tap water and (b) aluminum (show your work)(8pts)
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