Set up your next blank notebook page as shown below

CW #9 : MAKING DATA TABLES AND GRAPHS Part A: Teacher Example

Problem:

Data and Results: (leave at least 8 lines to write your Data table)

Graph

Step 1: figure Out the problem or question

Is the sea otter population increasing, decreasingOr remaining steady?

CW #9 : MAKING DATA TABLES AND GRAPHS Part A: Sea Otters

Problem: Is the sea otter population increasing, decreasing or remaining steady?

Step 1: figureOut the problem or question

CW #9 : MAKING DATA TABLES AND GRAPHS Part A: Sea Otters

Problem: Is the sea otter population increasing, decreasing or remaining steady?Step 1:

figureOut the problem or question

Step 2: Record your observations

Data And Results

In year one of the study (1962) they counted 46 otters. Eight years later the count was 42. In 1982 the count was 35. Ten years later it dropped to 30. At last count in 2002, the count of was 26.

CW #9 : MAKING DATA TABLES AND GRAPHS Part A: Sea Otters

Problem: What happened to the Sea Otter Population?

Step 1: figureOut the problem or question

Step 2: Record your observations

Step 3: Organize the observations (data) into a table

year Number of otters

Data and results

CW #9 : MAKING DATA TABLES AND GRAPHS Part A: Sea Otters

Problem: Is the sea otter population increasing, decreasing or remaining steady?

Step 1: figureOut the problem or question

Step 2: Record your observations

In year one of the study (1962) they counted 46 otters. Eight years later the count was 42. In 1982 the count was 35. Ten years later it dropped to 30. At last count in 2002, the count of was 26.

Step 3: Organize the observations (data) into a table

year Number of otters

1962 46

Data and Results

CW #9 : MAKING DATA TABLES AND GRAPHS Part A: Sea Otters

Problem: Is the sea otter population increasing, decreasing or remaining steady?

Step 1: figureOut the problem or question

Step 2: Record your observations

In year one of the study (1962) they counted 46 otters. Eight years later the count was 42. In 1982 the count was 35. Ten years later it dropped to 30. At last count in 2002, the count of was 26.

Step 3: Organize the observations (data) into a table

year Number of otters

1962 461970 421982 351992 302002 26

Manipulated variable: the variable you are changing on purposeTo see what will happen. Time is often the manipulated variable

Data and Results

CW #9 : MAKING DATA TABLES AND GRAPHS Part A: Sea Otters

Problem: Is the sea otter population increasing, decreasing or remaining steady?

Step 1: figureOut the problem or question

Step 2: Record your observations

In year one of the study (1962) they counted 46 otters. Eight years later the count was 42. In 1982 the count was 35. Ten years later it dropped to 30. At last count in

2002, the count of was 26.

Step 3: Organize the observations (data) into a table

year Number of otters

1962 461970 421982 351992 302002 26

Manipulated variable: the variable you are changing on purposeTo see what will happen. Time is often the manipulated variable

Responding variable:The variable that changes in response to the manipulated variable. It is what you are measuring

Data and Results

YEARS COUNTED # OF OTTERS

1962 46

1970 42

1982 35

1992 30

2002 26

CW #9~ Making Data Tables and GraphsSEA OTTERS: TEACHER EXAMPLE

Problem: Is the sea otter population increasing, decreasingOr remaining steady?

Data & Results: DATA TABLE #1: Change in Sea Otter Pop. over 40 years

GRAPH:

YEARS COUNTED # OF OTTERS

1962 46

1970 42

1982 35

1992 30

2002 26

GRAPH#1: Change in Sea Otter Population over 40 years

YEARS

# of

ott

ers

PARTNER A-Read HANGING WEIGHTS-DIRECT PARTNER B to Create data table ON WHITEBOARD-CHECK YOUR DATA TABLE AGAINST YOUR “CRITERIA FOR

CONSTRUCTING A DATA TABLE” FOUND IN YOUR SCIENCE NOTEBOOK-Get checked by teacher-Copy DATA TABLE Science Notebook-Create Graph ON WHITEBOARD

CHECK YOUR GRAPH AGAINST YOUR “CRITERIA FOR CONSTRUCTING A GRAPH” FOUND IN YOUR SCIENCE NOTEBOOK (APPENDIX Pg. H)

-Get checked by teacher before proceeding-Copy GRAPH Science Notebook

PARTNER B- ask questions and offer suggestions

Switch roles for BOUNCING SPHERICAL OBJECTS

YOUR TASK

CW #9~ Making Data Tables and Graphs

• HANGING WEIGHTS:PARTNER AProblem: Data & Results:DATA TABLE:

GRAPH:

CW #9~ Making Data Tables and Graphs

• BOUNCING SPHERICAL OBJECTS:PARTNER BProblem: Data & Results:DATA TABLE:

GRAPH:

CW #9~ Making Data Tables and Graphs

• HANGING WEIGHTS:PARTNER AProblem: Does the number of objects hanging from the spring increase the length of the spring?Data & Results:DATA TABLE:

GRAPH:

CW #9~ Making Data Tables and Graphs

• BOUNCING SPHERICAL OBJECTS:PARTNER BProblem: Does the height at which the ball is dropped affect how high it bounces?Data & Results:DATA TABLE:

GRAPH: