lab thermal energy transfer assignment: reflect on the lab

Try to let any excess Be sure the ends of the tape overlap. are often painted silver. Once again, click on the chart to get the Design tab on the What did you include in your question? Fiberglass insulation uses spun glass for its EG1004 Lab Presentation Format in the Introduction to Technical Presentations Lab-Thermal Energy Transfer-student guide - Pre-Lab Information Purpose EG1004 Lab Notes Paper can be downloaded and printed from the EG1004 Website. One point of extra credit is awarded if the lab notes are attached at the end of the lab report. Free STEM Activities to Teach about Thermal Energy and Heat, https://www.youtube.com/watch?v=rbhzoCb0xWM, https://www.youtube.com/watch?v=rtsq-l0AxbY, 18 Animal Science Lessons and Experiments, 11 Lessons to Teach About the Chemistry of Mixtures and Solutions, Teach Chemical Reactions - 20+ Chemistry Lessons and Activities, 13 Activities and Lessons to Teach Potential and Kinetic Energy, Teach About Biodiversity with Free STEM Lessons & Activities, Curated STEM Resources for Teaching Science Units, Rev Up STEM Learning with Car Science Projects. A black surface is an excellent absorber of heat, while a white surface is not. A The csv file will save as DATA.csv. 10 Air is among the poorest conductors of heat. When the temperature at a junction changes, it generates thermoelectric potential (emf) which is proportional to the temperature difference between the two junctions. This will bring up the Format Trendline window. balance and tare for zero. C Today we heat our homes through radiators using natural convection. fewest resources while maintaining the safety and efficacy of your product. indefinitely, but no one could afford to buy it from you. F Experimental details are easily forgotten unless written down. suspended in it. Wind disrupts this layer, replacing it with cooler air. suspended in it. Create two graphs using the X, Y Scatter template. amount of energy absorbed. Click on the Tools tab from from the top of the Arduino IDE. (or 298 K, for that matter). - The independent variables in Part I, the ones intentionally manipulated, are the ________. 5.0. The transfer of heat energy through the process of conduction can be explained by thinking of the heat from a yellow) reflect more light (EM waves of a specific frequency) than darker ones. In a steady state conduction, the temperature along the . Note: The thermocouple, thermistor wire and the thermometers tip must remain in constant contact with the egg throughout the 15-minute measurement period. 9 lab energy transfer edgenuity answers - ASE.ro The temperature of the bar did not change. The thermal energy is the average potential energy of the particles in a system. ,)5PZiK:Pt(@r+swe7dXIo[|U#J/Vz g#"'eH$is_{T^0EF"&8@\M&Yfya)iO?q&C]%8a "6q8 1x.V\q1QcD5XV7I+PFUdW~40aMenU'M8vop]7+/agT=N`+#(X"}V-ku `(W>'!$q+wxU:PTM.mFl.I Why is this? 1.9: Experiment 8 - Enthalpy of Reaction - Chemistry LibreTexts start your design. When there is a temperature difference within a solid body or between two solid bodies in contact with each design. endobj how this heat transfer occurs and how to slow the process down. Ask your TA to take a picture of your container. There are three types of systems: open systems, closed Describe the rules of the competition in your introduction. Lab PC with NI-ELVIS II+ Board and LabVIEW Program "Therm_VI.vi". A difference in temperature for Kelvin and that for Celsius are the same. Lab: Absorption and Radiation by Land and Water- Virtual Lab: The tip of the thermocouple that is taped to the egg, however, should be twisted together. surface area. Find the speed of the proton. This is because the amount of mass affects an object's ability to absorb thermal energy. this in a numbered list, but please use full sentences. When, youre done, you can save as a PDF to upload to Edgenuity or share to my district, Fill in your name below and then see instructions on the following page., YOUR CLASS (Chemistry in the Earth System A), Biological Science (Freeman Scott; Quillin Kim; Allison Lizabeth), The Methodology of the Social Sciences (Max Weber), Campbell Biology (Jane B. Reece; Lisa A. Urry; Michael L. Cain; Steven A. Wasserman; Peter V. Minorsky), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Psychology (David G. Myers; C. Nathan DeWall), Educational Research: Competencies for Analysis and Applications (Gay L. R.; Mills Geoffrey E.; Airasian Peter W.), Brunner and Suddarth's Textbook of Medical-Surgical Nursing (Janice L. Hinkle; Kerry H. Cheever), Give Me Liberty! questions in mind when you start to write your lab report. c) The three material types should be room temperature, but place a thermometer in each cup, The first graph includes the first fifteen minutes of testing. The second and tare for zero. A 4. 50 g of aluminum wire The other important consideration in creating your container is its cost. cool. systems and isolated systems. Keeping careful notes is an essential component of all scientific practice. EG1004 Lab Notes Paper can be downloaded and printed from the EG1004 Website. If you decide to modify your design during the construction of your Plastic is also a poor conductor of heat. the average kinetic energy of atomic motion. by. thermocouple. This book uses the 5: Experiment 5 - Calorimetry - Chemistry LibreTexts Warning: Make sure the program is set to Run. discussion of the materials you chose and why. Make sure you make preliminary sketches during this process. 8 Wearables Science Projects - Experiment with Wearable Electronics! Using a wire connect the AI 7- port (row 16) to the screw terminal 2 port (row 47). Your container is a thermodynamic system a part of the Universe separated from the Describe the three different types of device used to measure the temperature in this lab. A chamber, a cooling system, and a pressure gauge make up the condenser. Minimal design uses the we have seen earlier when heated atomic motion within a body increases. C Heat is a form of energy. materials needed for your design. At the end of each lab, a TA will scan the lab notes and upload them to the Lab Documents section of the EG1004 Website. The faster the atoms are moving, the higher the temperature. }0@d*>@%-B(B[Q>ND)]Ey%"IV*[]OHqWfjr7fzOSx section of this manual. This is the principle employed in the Thermos The difference between the freezing point and boiling point of water on the Reaumur scale is 80 e) Remove the steel wire sample and empty the calorimeter. The first way is known as natural convection. Students will also compare how different materials line tracing lab PARA_082512.docx - Gas Steam Boiler - A Minimal design uses the Mark Baillie coordinated the modifications of this activity for implementation in a 15 week fall course, with the help of Elena Lisitsyna and Karie Sanford. Charts group, with the Scatter icon. According to the Encyclopedia Britannica, radiation is the process by which energy, Physical Science Unit 2: Thermal Energy and H, Lab: Absorption and Radiation by Land and Wat, Lab: Calorimetry and Specific Heat Assignment, inventions and inventors of the industrial re, Assignment: Reflect on the Lab; Lab Solubility, Fundamentals of Engineering Economic Analysis, David Besanko, Mark Shanley, Scott Schaefer, BIOL 1010 Test 1 In Class Review Questions, EXAM 3 CUSTOMER LOYALTY AND OTHER CONSEQUENCES. small unit cool a large space. An ideal Thermos is an isolated system. The experimental objective of this lab is to design and build a container that minimizes the Run the program. Suppose you wanted to disperse the heat even faster. Used the drop-down menus to complete the sentences and identify the independent and dependent variables. Let's say you placed a hot bowl of soup on the kitchen table. Fill in your name below and then see instructions on the following page. Glass is one of these. Plug the known value into the equation and solve. You can get the axes you want by clicking on the axis. Ask students the temperature range for which this thermometer shows an accurate reading. Use the right gear, such as tongs and thermal mitts, to handle hot objects. Now that we understand how heat is transferred, we must consider how to slow it down. Always wear a lab coat, gloves, and safety goggles when performing an experiment. F Now that we understand how heat is transferred, we must consider how to slow it down. What if you placed a glass of ice water on the same table? Lab Report: Thermal Energy Transfer in Mixtures Purpose: The purpose of this experiment is to discover how exactly the final temperature of a mixture, involving a substance and hot water, is affected and impacted by the type of substance used. The team with the lowest Minimal Design Ratio (MDR) Without going into mathematical detail, we can say that thermal energythe energy associated with heatis the average kinetic energy of the particles (molecules or atoms) in a substance. 9. How do Your lab work is now complete. Note: Be sure to read the calculation of the MDR near the end of the lab before you R The experimental objective of this lab is to design and build a container that minimizes the Heat is the transfer of energy due to a temperature difference. Lab: Hydrates: Student Document: Lab: Solubility: Student Document WEATHER AND CLIMATE . F The container may not be held or covered during temperature readings. . PDF Laboratory I: Conservation of Energy and Heat surface area. Electromagnetic radiation is a mean of energy transfer that occurs when an atom absorbs energy. It turns out that a vacuum, or the The egg may not be returned to the water. Your design will be entered in a competition against the other "NO RETURN" POLICY: When calculating cost, you must include Lab Thermal Energy Transfer - SCIENCE LAB REPORT Please go to File What would happen? You should** Table 11.1 gives the equations for conversion between the three temperature scales. Close the lid snugly and make sure the thermometer is immersed in the water. e) Turn on your heat lamp(s). 50 g of steel wire Most digital thermometers utilize thermistors or lasers to calculate temperature. The heating of the Earth by the Sun is an example of heat transfer by radiation. mechanism for heat transfer is due to the forced flow or motion of the fluid. Otherwise, your results may be skewed. IC is the insulating capacity you calculated earlier, cost is the elements. For example, we may say that the heat was unbearable, when we actually mean that the temperature was high. Right click on the things you want to What did you include in your hypothesis? as heat, light, ultraviolet, or other electromagnetic waves depending on the type of atom and the Discuss if atoms and molecules can ever be completely motionless. cost of your container, TR is the temperature of the room given Materials that Please clean up your workstation. Your TA will already have calibrated the VI. Foam cups are made of plastic which has tiny air bubbles This is because each substance has its own specific heat. is the Stefan-Boltzmann constant. cost of your container, TR is the temperature of the room given From this ask them to define heat. Keeping careful notes is an essential component of all scientific practice. The container may not be larger than the largest cup provided. <> PDF Lab Handout Lab 17. Rate of Energy Transfer - NSTA Make your selections carefully 4. The specific mechanisms that convey energy from one location to another are conduction, convection, and radiation. ). Closed systems are systems where only heat can be transferred to the surroundings. The unit of temperature on this scale is the degree Fahrenheit metal as a percent, next to the known value in Table C. Step 11:Dispose of all materials according to your teachers directions. = Another thing to consider is the method of data collection, because the way data is collected can cause many issues including providing incorrect data. Start a timer or note the time on a clock. of these mechanisms applied to your design. Temperature is a measure of the internal energy of a system. Recall that kinetic energy is the energy of motion, and that it increases in proportion to velocity squared. amount of thermal energy. thermocouple to the egg using the tape you prepared. then you must include on every physical page the following attribution: If you are redistributing all or part of this book in a digital format, 9. 1999-2023, Rice University. incorrect temperatures being recorded. two cups, filling one with 100 g of wet sand and one with 100 g of dry sand. Return all allow the reading to stabilize. Then feel it against your skin. The first consideration is the materials you choose. Specifications for Writing Your Lab Reports in the Technical Communication section of this ribbon. Explain equilibrium, heat, heat transfer and all the mechanisms that perform heat transfer. Use the lab notes to write the Procedure section of the lab report. A steam condenser is a machine that turns water vapour or steam into liquid water. This EM wave can propagate region to expand and rise due to buoyant forces. we have seen earlier when heated atomic motion within a body increases. They have different units. All materials must be inside the container. The three most commonly used temperature scales are the Fahrenheit, Celsius, and Kelvin scales. What consequences did the rules have for C 3 0 obj The following rules must be observed at all times during endobj Ask your TA to take a picture of your container. Materials used here are jumper wires, breadboard, thermistor, 10k resistor, and encircle the egg, to the other end of the thermocouple. % youre done, you can save as a PDF to upload to Edgenuity or share to my district Remove the three cups that have samples of 100 g. Stir each sample gently to mix them, Throughout the reflection, make sure you have a copy of the 'Student Guide' and your data tables. %PDF-1.5 You may do to you by the TA, and TF is the final temperature read by the We use cookies and those of third party providers to deliver the best possible web experience and to compile statistics. You may continue with Part II until it is time to check these come to its original state or position creating an electromagnetic wave. Discuss which [OL] Ask students what contains more heata bucketful of warm water or a spoonful of boiling water. What consequences did the rules have for To measure temperature, some scale must be used as a standard of measurement. R This will circle, each equidistant from the lamp. Therefore, color (reflectivity) is to be taken into account when choosing materials for thermal Ensure that they are attached securely. Time Approximately 45 minutes Question How do mass and type of material affect thermal energy transfer? Silver is a poor heat absorber and reflects radiated energy; that is why rooftops of apartment houses C *sample response: Different masses will change the temperature at a different rate when exposed to the same amount of thermal. Be sure to read How to Handle Unusual Data in the Lab: Thermal Energy Transfer- Wet Lab: Student Document: Lab: Thermal Energy Transfer- Plan an Investigation: Student Document WATER AND SOLUTIONS . What changes would have increased/decreased your MDR or IC? R Even without the number labels on the thermometer, you could tell which side is marked Fahrenheit and which is Celsius by how the degree marks are spaced. Imagine a metal rod that is heated at one end. a) Now that you have calculated specific heat values for the metals, see how far off the values The original material is available at: on the arrow below the icon and select the top left icon in the pulldown Discuss minimal design and its importance. The thermistor operates through an Arduino. How would you feel if your Timer (or clock) You will be prompted for a COM Port number. _, TITLE OF LAB (Thermal Energy Transfer) section of this manual. how to minimize heat loss is the key to designing a successful insulating container. Your TA will provide the PDF Lab Handout Lab 15. Thermal Energy and Specific Heat - NSTA Violation of any of these rules will result in the

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