Precision and Accuracy Unit
12
Precision and Accuracy
Measuring Instruments
Sheet?
13
Significant Figures
And Sci Notation Notes
14
Sig Figs and Sci Notation
Practice
15
Clicker
Extend/Reteach
16
Intro to reading lab equipt
(lab)
19
Intro to Metric Conversions
20
Clicker
Extend/Reteach
21
Lab– density of solid/liquid
22
Review
23
PRECISION/ACCURACY
Test!
Precision and Accuracy Unit
Monday
• Objective: SWBAT explain the difference between
precision and accuracy.
• BR: What do you think of when you hear the
word accuracy? Precision?
• Lesson:
1. Notes (handout) about Metrics (base units, etc)
2. Notes- Precision and Accuracy (Powerpoint)
3. Reading Lab Equipment
• HW: finish “Reading Lab Equipt”
Precision and Accuracy Unit
Tuesday, September 13, 2011
• Objective: SWBAT explain why we use significant figures
and determine how many significant figures are in a
number.
• BR: What is the difference in the meaning of these two
numbers: 10210 mL and 10210. mL ?
• Lesson:
1.
2.
3.
4.
Notes- Significant Figures (Handout)
Practice Significant Figures
Notes- Addition/Subtraction/Mult/Dividing with Sig Figs
HW- front back sheet with sig figs on one side and calculations
on the other
• HW: finish practice worksheet
Precision and Accuracy Unit
Wednesday, September 14, 2011
• Objective: SWBAT place numbers in scientific notation with the
correct significant digits.
• BR: Please write #1 out in complete sentences.
• 1. What is the difference in the meaning of these two numbers:
10210 mL and 10210. mL ?
• 2. How many significant digits are in the following numbers:
a. 0.1150
b. 10510
c. 11500
d. 10510.
• Lesson:
1.
2.
3.
4.
Go over HW on Sig Figs
Notes- Scientific Notation (handout)
Practice Scientific Notation
Significant Figures- How precise Worksheet
• HW: Finish practice
Precision and Accuracy Unit
Thursday, September 15, 2011
• Objective: SWBAT add, subtract, multipy and divide
numbers in scientific notation.
• BR:
• 1. Add the following numbers and express your answer
in the correct # of Sig Figs:
2.345 + 5.123+ 4.1 + 2.11 = 13.678 cm
• 2. Multiply the following numbers and express your
answer in the correct # of Sig Figs: 2.34 cm x 1. cm =
• Lesson:
1. Clicker!
2. Groupwork
• HW: Finish Wksht
Precision and Accuracy Unit
Friday, September 16, 2011
• Objective: SWBAT apply the concepts of precision
and significant digits to reading lab equipment.
• BR: How do significant digits relate to precision of
an instrument?
• Lesson:
1. Clicker
2. Extend/Reteach
3. Calculations with Scientific Notation Review
• HW: REVIEW!!!
Precision and Accuracy Unit
Monday, September 19, 2011
• Objective: SWBAT perform calculations with numbers in scientific
notation.
• BR: Write the following numbers in scientific notation:
– 0.000520
– 5302000
– 0.0002
• Lesson:
1.
2.
3.
4.
5.
Go over BR
Complete Significant Figures! (with drawing out graduated cylinders in 4-8)
Notes on Sci Not Mult/Division calculations
Practice: Unit 1: Sci Notation Wksht- (do a-h and go over, then do a-j below)
Go over a-j
• HW: Finish Sci Not Calculations (k-n)
Precision and Accuracy Unit
Tuesday, September 20, 2011
• Objective: SWBAT use lab procedures to measure volume, mass and
length using the metric system.
• BR: What units would you use to report the following:
– Mass
– Length
– Volume (there are 2!!!)
• Lesson:
1. Go over BR
2. Go Over TOOLS LAB
3. VOLUME LAB
• HW: Review!
NOTE for 2012
• Didn’t teach addition subtraction to all classes
• (some missed a day for assembly)
Precision and Accuracy Unit
Wednesday, September 21, 2011
•
Objective: SWBAT determine appropriate metric units to describe properties of an
object.
SWBAT convert from one metric unit to another.
•
BR:
• What does KHDBDCM stand for?
• Convert the following:
– 2.5m=____ cm
– .003 km=_____ m
• Lesson:
1. Notes on addition/subtraction
2. Complete k-n
3. Metric Conversions
4. Clicker
•
HW: Finish Metrics Packet and STUDY for your test on Friday!!!
Precision and Accuracy Unit
Thursday
• Objective: Review for test day!!
• BR: Pick up and complete the half sheet. As we
go over it- jot down a few things you want to
remember for tomorrow in the “answer” section.
• Lesson:
–
–
–
–
Go over HW packet (s)
Groups- Study Guide
Complete Study Guide
REVIEW DAY
FRIDAY
• TODAY IS OUR TEST!!!
• Please clear your desks of EVERYTHING but a
writing utensil and get a divider for your desk.
• Get ready to hand in…
– 1. Bellringers
– 2.)