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Lab Report Guide - Fill out the questions about the lab and the different lessons learned in the

Fill out the questions about the lab and the different lessons learned...
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Directions

Now that the lab is complete, it is time to write your lab report. The purpose of this guide is to help you write a

clear and concise report that summarizes the lab you have just completed.

The lab report is composed of four sections:

Section I: Experimental Overview

o Provide background information.

o Include the hypothesis(es).

o Summarize the procedures.

Section II: Data and Observations

o Summarize the data you collected in the lab guide.

o Include information from data tables.

o Include any written observations that are relevant.

Section III: Analysis and Discussion

o Discuss any important calculations or formulas used.

o Identify key results, what the results indicate, and any trends in the data.

o Include graphs (if constructed) that display trends in the data.

o Provide possible reasons for any problems with the experiment, or unexpected data.

Section IV: Conclusions

o Identify if the hypothesis(es) was (were) supported or refuted.

o Provide logical reasoning based on data.

o Explain how the experiment could be improved.

To help you write your lab report, you will first answer the questions listed below by reflecting on the experiment

you have just completed. Then you will use the answers to these questions to write the lab report that you will

turn into your teacher.

You can upload your completed report with the upload tool in formats such as OpenOffice, Microsoft Word,

or PDF. Alternatively, your teacher may ask you to turn in a paper copy of your report or use a web-based

writing tool.

Questions

Section I: Experimental Overview

1. What is the purpose of the lab, the importance of the topic, and the question you are trying to

answer?

The purpose of the lab is to demonstrate the concept of density by measuring the mass and

volume of different balls using water displacement, and comparing their densities and seeing

how mass and volume affect an objects properties, density, and ability to float, sink, or be used

as a ball. The question your trying to answer is, can you accurately determine an objects density

with the concept of water displacement?

2. What is your hypothesis (or hypotheses) for this experiment?

My hypothesis is that you can accurately measure the density of different balls using water

displacement, and those with higher mass and lower volume will be more dense that objects

with low mass and high volume. We can use these methods to determine the legitimacy of a ball

that is used in a sport, and can use them to figure out if one ball is more dense than another.

3. What methods are you using to test this (or each) hypothesis?

The method of water displacement, and the formula's for volume and density to calculate an objects density.

Section II: Data and Observations

4. Locate the data and observations collected in your lab guide. What are the key results? How

would you best summarize the data to relate your findings?

5. Do you have quantitative data (numerical results or calculations)? Do you have qualitative data

(written observations and descriptions)? How can you organize this date for your report?

Section IV: Conclusions

9. What do the results tell you about your hypothesis(es)?

10. How do the data support your claim above?

11. If you could repeat the experiment and make it better, what would you do differently and why?

Writing the Lab Report

Now you will use your answers from the questions above to write your lab report. Follow the directions below.

Section I: Experimental Overview

Use your answers from questions 1–3 as the basis for the first section of your lab report. This section provides

your reader with background information about why you conducted this experiment and how it was completed.

Outline the steps of the procedure in full sentences. It also provides potential answers (your hypothesis/es)

relative to what you expected the experiment to demonstrate. This section should be 1–3 paragraphs in length.

Section II: Data and Observations

Use your answers from questions 4–5 as the basis for the second section of your lab report. This section

provides your reader with the data from the experiment, in a summarized and concise way. No paragraphs are

required for this section, but you do need to include the key data and observations from which you will generate

your analysis and discussion. This section is objective.

Section III: Analysis and Discussion

Use your answers from questions 6–8 as the basis for the third section of your lab report. This section provides

your reader with your interpretation of the data set. You will also give an example of any calculations or formulas

you used to analyze your data. Also, you will want to include any graphs that you made and interpret them for

the reader.

If you did construct graphs, your Student Guide included information on which graphs to construct. Graphs

should have the following:

a. Appropriate titles

b. Appropriate labels for each axis

c. Appropriate scales for each axis

d. Correct units for the data

Complete a rough sketch of each graph. Explain in one or two sentences what trend the reader should observe

in each of your graphs.

Mention any problems, unusual or unexpected data, or other factors with the experiment here, and suggest

possible causes. This section can be somewhat subjective, unlike Section II, because you are free to include

your personal interpretations or even speculation if it adds constructive, reasonable insight to the discussion.

This section is variable in length, and should likely be the longest part of your report.

Section IV: Conclusions

Use your answers from questions 9-11 as the basis for the fourth section of your lab report. In this section you

will summarize the outcome of the experiment, and discuss how the original hypothesis(es) was (were) either

supported or refuted. Use logic and reason in explaining your statements, and be sure to refer to specific data

from your experiment that supports your argument.

This section also demonstrates your understanding of the experiment, through your ability to offer constructive

criticism about its design and make suggestions for future experimentation. There are always ways that

experiments can be improved. Now that you are a veteran of this experiment and have experience with the

procedure, offer some advice to the next scientist about what you suggest and why.

This section should be 1–2 paragraphs long.

Overall

When complete, the lab report should be read as a coherent whole. Make sure that you connect different pieces

with relevant transitions. Review for proper grammar, spelling, punctuation, formatting, and other conventions of

organization and good writing.

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Lab Report Guide - Fill out the questions about the lab and the different lessons learned in the

Subject: Physical Science

999+ Documents
Students shared 1144 documents in this course
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Lab Report Guide
Directions
Now that the lab is complete, it is time to write your lab report. The purpose of this guide is to help you write a
clear and concise report that summarizes the lab you have just completed.
The lab report is composed of four sections:
Section I: Experimental Overview
oProvide background information.
oInclude the hypothesis(es).
oSummarize the procedures.
Section II: Data and Observations
oSummarize the data you collected in the lab guide.
oInclude information from data tables.
oInclude any written observations that are relevant.
Section III: Analysis and Discussion
oDiscuss any important calculations or formulas used.
oIdentify key results, what the results indicate, and any trends in the data.
oInclude graphs (if constructed) that display trends in the data.
oProvide possible reasons for any problems with the experiment, or unexpected data.
Section IV: Conclusions
oIdentify if the hypothesis(es) was (were) supported or refuted.
oProvide logical reasoning based on data.
oExplain how the experiment could be improved.
To help you write your lab report, you will first answer the questions listed below by reflecting on the experiment
you have just completed. Then you will use the answers to these questions to write the lab report that you will
turn into your teacher.
You can upload your completed report with the upload tool in formats such as OpenOffice.org, Microsoft Word,
or PDF. Alternatively, your teacher may ask you to turn in a paper copy of your report or use a web-based
writing tool.
Questions
Section I: Experimental Overview
1. What is the purpose of the lab, the importance of the topic, and the question you are trying to
answer?
The purpose of the lab is to demonstrate the concept of density by measuring the mass and
volume of different balls using water displacement, and comparing their densities and seeing
how mass and volume affect an objects properties, density, and ability to float, sink, or be used
as a ball. The question your trying to answer is, can you accurately determine an objects density
with the concept of water displacement?
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