• Turn in Do NowsTurn in Do Nows

• Lab ProceduresLab Procedures

•Please record Please record today’s schedule & today’s schedule & homework in your homework in your planner & answer the planner & answer the following on your Do following on your Do Now sheet.Now sheet.

•Explain the Explain the difference between difference between qualitative & qualitative & quantitative quantitative observations.observations.

• NoneNone

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09-08-1409-08-14

I can write a detailed procedure I can write a detailed procedure for a lab investigation. for a lab investigation.

1.1. A man was fishing A man was fishing from a dock.from a dock.

2. The lighthouse is 2. The lighthouse is on land. on land.

3. There is a tackle 3. There is a tackle box on the dock.box on the dock.

4. A fish bit the dock.4. A fish bit the dock.5. A man was eaten 5. A man was eaten

by a fish.by a fish.

• Do double stuf Oreos actually Do double stuf Oreos actually have twice as much filling as a have twice as much filling as a regular Oreo?regular Oreo?

•1 double stuf Oreo1 double stuf Oreo

•1 regular Oreo1 regular Oreo

•Triple-beam balanceTriple-beam balance

•RulerRuler

•CalculatorCalculator

1.1. Gather lab materials.Gather lab materials.

2.2. Carefully twist off one side of the Carefully twist off one side of the cookie from both Oreos.cookie from both Oreos.

3.3. Measure the mass (g) of the cookie Measure the mass (g) of the cookie with no filling on it for both cookies with no filling on it for both cookies using the balance. using the balance.

4.4. Record the number of grams in the Record the number of grams in the data table.data table.

5.5. Measure the mass (g) of each cookie Measure the mass (g) of each cookie with the filling on it using the balance. with the filling on it using the balance.

6.6. Record the number of grams in the data Record the number of grams in the data table.table.

7.7. Using a calculator, Calculate the mass of Using a calculator, Calculate the mass of filling by subtracting the cookie mass (g) filling by subtracting the cookie mass (g) from the cookie + filling mass (g). from the cookie + filling mass (g).

8.8. Record the difference (g) in the data Record the difference (g) in the data table.table.

9.9. Record the results from 3 other groups.Record the results from 3 other groups.

10.10. Using a calculator, calculate the Using a calculator, calculate the average mass (g) of filling and record average mass (g) of filling and record this value in the data table.this value in the data table.

11.11. Clean up!Clean up!

• Oreo Lab: Data Oreo Lab: Data Table, Variables, Table, Variables, Hypothesis & Data Hypothesis & Data CollectionCollection

• Please record Please record today’s schedule today’s schedule & homework in & homework in your planner.your planner.

• List 3 things that List 3 things that you need to you need to include when include when writing a detailed writing a detailed lab procedure.lab procedure.

• NoneNone

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I can correctly identify I can correctly identify variables & write a variables & write a

hypothesis for a lab. hypothesis for a lab.

• Manipulated:Manipulated:

Type of Oreo – double stuf or regular.Type of Oreo – double stuf or regular.

• Responding:Responding:

The mass (g) of the filling.The mass (g) of the filling.

• Controlled:Controlled: – Triple-beam balance Triple-beam balance

– Method used.Method used.

• Write a hypothesis using the IF, Write a hypothesis using the IF, THEN, BECAUSE format.THEN, BECAUSE format.

• IFIF the filling of double stuf and regular the filling of double stuf and regular Oreos is measured Oreos is measured THENTHEN the double stuf the double stuf Oreo will have twice the amount of filling Oreo will have twice the amount of filling of the regular Oreo of the regular Oreo BECAUSEBECAUSE Nabisco Nabisco isn’t allowed to falsely advertise their isn’t allowed to falsely advertise their cookies.cookies.

Type of Type of cookiecookie Group #Group # Mass of Mass of

cookiecookie

Mass of Mass of cookie + cookie +

fillingfilling

Calculated Calculated mass of mass of

fillingfilling

RegularRegular 11 gg gg gg

22 gg gg gg

33 gg gg gg

44 gg gg gg

Double Double

StufStuf11 gg gg gg

22 gg gg gg

33 gg gg gg

44 gg gg gg

Average Average mass of mass of

fillingfilling

gg

gg

• Oreo Lab: Oreo Lab: Analysis & GraphsAnalysis & Graphs

Please record today’s Please record today’s schedule & schedule & homework in your homework in your planner.planner.

What 3 key words What 3 key words must be found in must be found in a hypothesis?a hypothesis?

Write a hypothesis Write a hypothesis for the effect that for the effect that studying has on a studying has on a student’s grades.student’s grades.

• NoneNone

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09-10-1409-10-14

I can analyze & graph the I can analyze & graph the results of a lab.results of a lab.

Type of Type of cookiecookie Group #Group #

Calculated Calculated mass of mass of

fillingfilling

Average Mass of Filling Average Mass of Filling

(grams)(grams)

RegularRegular 11 gg

22 gg

33 gg

44 gg

55 gg

66 gg

77 gg

88 gg

99 gg

1010 gg

1111 gg

1212 gg

1313 gg

1414 gg

1515 gg

Type of Type of cookiecookie Group #Group #

Calculated Calculated mass of mass of

fillingfilling

Average Mass of Filling Average Mass of Filling

(grams)(grams)

Double Double StufStuf

11 gg

22 gg

33 gg

44 gg

55 gg

66 gg

77 gg

88 gg

99 gg

1010 gg

1111 gg

1212 gg

1313 gg

1414 gg

1515 gg

• Oreo ConclusionOreo Conclusion •Please record Please record today’s schedule & today’s schedule & homework in your homework in your planner.planner.

•What are the 3 What are the 3 types of variables types of variables that should be that should be identified in any lab identified in any lab investigation?investigation?

• NoneNone

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I can write a complete & I can write a complete & detailed conclusion for detailed conclusion for

a lab investigation. a lab investigation.

09-11-1409-11-14

• Pre-Test: Earth’s Pre-Test: Earth’s GeosphereGeosphere

• Book Check-OutBook Check-Out

• Textbook Textbook Scavenger HuntScavenger Hunt

•Please record Please record today’s schedule & today’s schedule & homework in your homework in your planner.planner.

•What was your What was your favorite part of the favorite part of the Oreo cookie lab? Oreo cookie lab? Explain why.Explain why.

• Scavenger HuntScavenger Hunt

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09-12-1409-12-14

I can find and use the various I can find and use the various resources of my textbook.resources of my textbook.