Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 15
Wednesday January 13, 2016
Warm-up: It is emphasized to NOT fix your gaze for more than a couple of
seconds on any single object. Keep your eyes moving and your head on a
swivel to help you be observant and alert. A simulation will demonstrate this
phenomenon of motion blindness.
http://www.michaelbach.de/ot/mot-mib/index.html
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
Where can you apply this lesson?
2
Importance
of A&P
THIS IS WORTH 10 POINTS for PARTICIPATION
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 15
Wednesday January 13, 2016
Learning goal: Make accurate and precise measurements using proper
significant figures when collecting and organizing data.
Learning scale:
1
2
3
4
Supporting or
Explain the
Differentiate
importance of
between accuracy rejecting a hypothesis
accuracy and
and precision when based on the accuracy
and precision of data
precision in science
measuring and
in an investigation
calculating
Student’s self-evaluation: Complete at home or at the end of class, use the
4-3-2-1 Learning scale (two to three sentences).
Define accuracy
and precision
Homework: none
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 16
Wednesday January 13, 2016
Review: fill in the targets below to properly represent their titles
Figure 1: Accuracy Figure 2: Precision
Figure 3: Accuracy
and Precision
4
Figure 4: neither
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
1
THIS IS WORTH 10 POINTS for PARTICIPATION – one volunteer per target
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 17
Wednesday January 13, 2016
Figure 5:
4
1. According to this ruler, how long is the black line?
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
THIS IS WORTH 10 POINTS for PARTICIPATION
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 18
Wednesday January 13, 2016
Figure 6:
4
2. According to this ruler, how long is the black line?
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
THIS IS WORTH 10 POINTS for PARTICIPATION
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 19
Wednesday January 13, 2016
Figure 7:
4
3. According to this ruler, how long is the black line?
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
THIS IS WORTH 10 POINTS for PARTICIPATION
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 20
Wednesday January 13, 2016
4. Which figure is most accurate and which is more precise? Why?
Figure 5
Figure 6
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
Figure 7
2
Importance
of A&P
THIS IS WORTH 10 POINTS for PARTICIPATION
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 21
Wednesday January 13, 2016
Data analysis: Model 1 (Figure 8-10) – Graphs and charts of measurement data
Figure 8:
Figure 9:
Figure 9:
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
EACH QUESTION IS WORTH 10 POINTS for
PARTICIPATION
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 22
Wednesday January 13, 2016
Complete Data analysis: Model 1 Questions
1.
According to the data in Model 1, how many females fall within the range of 146 – 155 cm tall?
2.
Using the graph(s) in Model 1, determine the approximate average height of males and of
females.
3.
How many males are taller than 175 cm and approximately what percentage of the total is that?
4.
Which graph(s)/chart(s) illustrate the answer to the previous question?
5.
Which type of graph/chart in Model 1 shows data in a side by side comparison?
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 23
Wednesday January 13, 2016
Complete Data analysis: Model 1 Questions
6.
Which type of graph or chart in Model 1 shows trends in data across an entire data set?
7.
Describe two trends in male and female height using the line graph.
4
Evaluate
based on
A&P
3
8.
Compare the presentation of height data in the three graphs. Discuss information located on
multiple graphs, and information unique to each graph.
9.
If you want to see if a correlation exists between height and hand length, what is the best type of
graph/chart to make?
10. What conclusions can you draw comparing the height, hand length, and knuckle width of males
and females?
Distinguish
A&P in
data
2
Importance
of A&P
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 23
Wednesday January 13, 2016
Review:
What is today’s learning goal?
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
THIS IS WORTH 10 POINTS for PARTICIPATION
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 24
Wednesday January 13, 2016
Triple beam balance lab
Objective: to properly measure objects using a triple beam balance
Complete the examples below to demonstrate proper measurement methods using
a triple beam balance.
Example 1
Proper measurement
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
=_______________
Importance
of A&P
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 25
Wednesday January 13, 2016
Triple beam balance lab
Objective: to properly measure objects using a triple beam balance
Complete the examples below to demonstrate proper measurement methods using
a triple beam balance.
Example 2
Proper measurement
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
=_______________
Importance
of A&P
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 26
Wednesday January 13, 2016
Triple beam balance lab
Objective: to properly measure objects using a triple beam balance
Complete the examples below to demonstrate proper measurement methods using
a triple beam balance.
Example 3
Proper measurement
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
=_______________
Importance
of A&P
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 27
Wednesday January 13, 2016
Triple beam balance lab
Objective: to properly measure objects using a triple beam balance
Complete the examples below to demonstrate proper measurement methods using
a triple beam balance.
Example 4
Proper measurement
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
=_______________
Importance
of A&P
1
Define
A&P
Learning goal: Make accurate and precise measurements
using proper significant figures when collecting and
organizing data.
Page 28
Wednesday January 13, 2016
Triple beam balance lab
Objective: to properly measure objects using a triple beam balance
Complete the data table below. The teacher’s initials are required and indicate the
measurement was made properly.
Object name
Mass in grams
Mass in kilograms
Teacher initials
4
Evaluate
based on
A&P
3
Distinguish
A&P in
data
2
Importance
of A&P
1
Define
A&P