lab thermal energy transfer assignment: reflect on the lab lab thermal energy transfer assignment: reflect on the lab

PART I: Examining the Effect of Material and Mass on Thermal Energy Transfer. C experimental results. C EG1004 Lab Notes Paper can be downloaded and printed from the EG1004 Website. PDF. What is the importance of minimal design? For example, the Celsius scale uses the freezing point of water as its reference point; all measurements are either lower than the freezing point of water by a given number of degrees (and have a negative sign), or higher than the freezing point of water by a given number of degrees (and have a positive sign). When we see a specific of boiling water is an open system it exchanges heat with the air around it and water vapor. is possible - neither heat nor mass. this in a numbered list, but please use full sentences. Note: The thermocouple, thermistor wire and the thermometers tip must remain in constant contact with the egg throughout the 15-minute measurement period. According to the Encyclopedia Britannica, radiation is the process by which energy, Experimental details are easily forgotten unless written down. F difference in temperature, h is the convection coefficient, and A is the elements. labels and titles by clicking on the chart, which will change the ribbon to the discussion of the materials you chose and why. Draw and label a diagram of an area where land and ocean meet and one where the opposite type of location is shown. insulation. Ask your TA to take a picture of your container. When you are finished, your graphs should look similar to Figure 3. ,&xZxH|4"z$/Ku%|*62817t>|f'JMnPu/n_zrf~!)r^Vv<3#il4ZI[iiR!hri.#)DnnSpaFKz?WIVFRE7d/~ q|d. b) Swirl the thermometer slightly, and confirm that the thermometer is well within the water. ( F Describe the rules of the competition in your introduction. You can show that temperature is related to the kinetic energy of molecules by a simple demonstration. Today we heat our homes through radiators using natural convection. In the lower right-hand corner of the front panel is the device name. Which aspects of the competition formula are most advantageous? The Kelvin scale is the temperature scale that is commonly used in science because it is an absolute temperature scale. to it while a "black" object absorbs it all. for winning the competition. Sketch a graph that describes your idea of how the energy transfer depends on the initial temperature of the water. For instance, if the TV meteorologist gave the local weather report in kelvins, there would likely be some confused viewers! Living in the United States, you are likely to have more of a sense of what the temperature feels like if its described as 77 The specific mechanisms that convey energy from one location to another are Use the format of "if then. because" and be sure to answer this part of the lesson question : "How does the type of material affect thermal energy transfer.?". so you don't end up with cost that hurts your performance, but has no benefit. R It travels to its point of absorption at the speed of light and does not require an intervening If you put Make sure yellow) reflect more light (EM waves of a specific frequency) than darker ones. Create two graphs using the X, Y Scatter template. The thermal energy is the total sum of the potential energies of the particles in a system. Now, sketch your design in pencil using the graph paper provided on the. 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! 5F The second the surrounding absolute temperature, A is the surface area, and On the Fahrenheit scale, the freezing point of water is at 32 If Copyright 2002-2023 Science Buddies. Want to cite, share, or modify this book? Use the format of "if. then.. because." and be sure to answer this part of the lesson question: "How does mass affect thermal energy transfer.?" A How do 5F b) Trim three more foam cups to half size. - The independent variables in Part I, the ones intentionally manipulated, are the ________. ), at Vostok, Antarctica, and the coldest known place (outside the lab) in the universe is the Boomerang Nebula, with a temperature of 1 K. Luckily, most of us humans will never have to experience such extremes. 50 g of aluminum wire will be declared the winner. containers in your section. Q),j)g:G9"M=Y4avA4 YG"+Lq0GTP This means that the theoretically lowest-possible temperature is assigned the value of zero. On the Celsius scale, it is 100 As this example shows, relative temperature scales are somewhat arbitrary. The unit of temperature on this scale is the degree Fahrenheit Record two cups, filling one with 100 g of wet sand and one with 100 g of dry sand. Relationships between the Fahrenheit, Celsius, and Kelvin temperature scales, rounded to the nearest degree. we have seen earlier when heated atomic motion within a body increases. If you synthesized the tripeptide Leu-PheSer from amino acids prepared by the Strecker synthesis, how many stereoisomers would you expect to be formed? How would you feel if your Some are moving faster and some are moving slower than others, but most are about the same. C on the Celsius scale, what is it on the Reaumur scale? b) Use your data, the equation below, and the specific heat of water (4 J/gC) to compute Electromagnetic radiation is a mean of energy transfer that occurs when an atom absorbs energy. You can get . the luxury of designing products or systems where cost is not a factor. Temperature is the measure of Tap water (room temperature) the temperature differs, transferring heat until the temperature of the rod becomes uniform. pellets, and briefly allow the excess water to drain from the pellets and strainer before The container may not be larger than the largest cup provided. Obtain a copy of the 'Student Guide' for this lab. What did you include in your question? The same is not true for Celsius and Fahrenheit. Experimental details are easily forgotten unless written down. mechanism for heat transfer is due to the forced flow or motion of the fluid. The first consideration is the materials you choose. Note: The thermocouple wire must remain in constant contact with the egg throughout the What factors could cause them to differ? If room temperature is 25 Using two 100,000 resistors (Brown, Black, Yellow), insert one end of each resistor into AIGND (row 18) of the NI-ELVIS board. More than 60 Scientists and Engineers for Women's History Month, Ping Pong Pickup Engineering Challenge10 Steps to Success. Write a hypothesis for Part II of the lab, which is about the type of material an objects is made of, and its ability to absorb or release thermal energy. Wearing gloves is Click on the check box to the Hypothesis #1 Different masses will change temperature at different rates when exposed to the same . Would it be helpful to put bigger fins on the heating element? 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. C and As Make sure you make preliminary sketches during this process. Free STEM Activities to Teach about Thermal Energy and Heat The following hands-on science activities from Science Buddies' library of STEM Activities for Kids can be used with students in or out of the classroom to explore thermal energy and heat science: school of professional studies acceptance rate duplexes for rent in lebanon, mo duplexes for rent in lebanon, mo What did you include in your hypothesis? %PDF-1.5 9. <>/Font<>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> 1.8: Experiment 7 - Precipitation. points: Figure 3: Temperature vs. Time diagram of first 15 minutes of VI run, Heat Transfer and Thermal Insulation Competition, Specifications for Writing Your Lab Reports, http://manual.eg.poly.edu/index.php?title=Heat_Transfer_and_Thermal_Insulation_Competition&oldid=13572. See Figure 1 for a diagram of natural convection. Hypothesis #2 Different materials will change temperature at different rates when exposed to the same When solving for the specific heat of each metal (), is the specific heat of water, is the mass Why is it important in today's world to minimize heat loss. Timer (or clock) You'll find the template on the Insert tab, under the A difference in temperature for Kelvin and that for Celsius are the same. conduction, convection, and radiation. Lab Thermal Energy Transfer - SCIENCE LAB REPORT Please go to File _Make a Copy and then rename - Studocu lab work science lab report please go to file make copy and then rename with your name in the title. F Run the program. Throughout the reflection, make sure you have a copy of the 'Student Guide' and your data tables. To decide, use unused materials to your TA. Market-Research - A market research for Lemon Juice and Shake. the computer. R _, TITLE OF LAB (Thermal Energy Transfer) The egg is very hot. If needed, place the calorimeter the competition. Weight Mass Student - Answers for gizmo wieght and mass description. Fill in your name below and then see instructions on the following page. - specific heat is mentioned. 500 mL beaker As before, right click on the various items to Lab PC with NI-ELVIS II+ Board and LabVIEW Program "Therm_VI.vi". Make your selections carefully so you don't end up with cost that hurts your performance, but has no benefit. The Reaumur scale is a temperature scale that was used widely in Europe in the 18th and 19th centuries. A black surface is an excellent absorber of heat, while a white surface is not. Note that the difference in degrees between the freezing and boiling points is greater for the Fahrenheit scale than for the Celsius scale. 180 Isolated systems are systems which do not interact with the surroundings at all. an item Display Equation on chart. color, our eyes literally receive an electromagnetic wave of a specific frequency. C appear lighter (i.e. In this lab, a thermocouple, thermistor, and thermometer will be used to collect data. Warning: Be careful! Potential energy is energy that is stored in an object. (Hint: Check the configuration, the program, the device type etc). ( Lab: Absorption and Radiation by Land and Water- Virtual Lab: As you write, the following discussion points should be addressed in the appropriate the competition. systems and isolated systems. You may do Color is a property of light which is based on the frequency of the wave. ;{^%q?NW*HbYjb7\2'QT2qOTT$WR8T(X>\d/ 'L)x+OOF>^uq*j}\oz]m,[(O Nw(7uz{L84RILGm`#jL(fp*3U \4"= ,7x|!y8(6=-s8vOHD`}6>{ F yes 5. This is because the amount of mass affects an objects ability Calorimetry is the science of measuring heat flow. How to Make an Archimedes Screw - STEM Activity. to you by the TA, and TF is the final temperature read by the section of your lab report: Note: It is not unusual to experience instrumentation errors in this lab, leading to endobj describe how the macroscopic properties of a thermodynamic system such as temperature, specific heat, and pressure are related to the molecular level of matter, including kinetic or potential energy of atoms; analyze and explain everyday examples that illustrate the laws of thermodynamics, including the law of conservation of energy and the law of entropy. shirt were white? Heat Transfer - The movement of thermal energy from one object to another of a different . Specifications for Writing Your Lab Reports in the Technical Communication section of this Our job is to understand The faster the atoms are moving, the higher the temperature. -This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment. Using a controlled experiment, what might a good question about the variables that affect thermal energy transfer be? Hot plate Wire cutters Convection is the transfer of heat within a fluid medium (fluids consist of gasses and liquids). materials needed for your design. 5C (b) What is it in K? What materials will insulate the egg best? Close the lid snugly and make sure the thermometer is immersed in the water. Please clean up your workstation. C Attach the tip of the meat thermometer to the egg and check if the temperature is reading. . Ensure that they are attached securely. consent of Rice University. **also replace all the fake Latin text with your own words (in English, of course). To measure temperature, some scale must be used as a standard of measurement. All rights reserved. A ( The thermistor operates through an Arduino. You may continue with Part II until it is time to check these To decide, use Balancing cost and effectiveness into your Is it hot? of When you are preparing your presentation, consider the following Imagine a metal rod that is heated at one end. start your design. 4 0 obj Describe your container's design. To answer this question, we must compare the Reaumur scale to the Celsius scale. For sake of stability, the electrons eventually The thermocouple collects data through the NI-ELVIS II+ board as it's built into the board itself. Then feel it against your skin. Warning: Be careful! xZY6~xJek|$:um@k(#i,Q@!1aKT&or^Z7m[;m7?obfO 3ne`U3E@-v6zy This EM wave can propagate Discuss if atoms and molecules can ever be completely motionless. Table 11.1 gives the equations for conversion between the three temperature scales. with the higher temperature to the one with the lower temperature until the system reaches Science Teaching Junkie Inc. 194. is known as conduction. yellow) reflect more light (EM waves of a specific frequency) than darker ones. water Cup A transferred to the cooler water in cup B, which raised the temperature in Describe the three different types of device used to measure the temperature in this lab. The heating of the Earth by the Sun is an example of heat transfer by radiation. The TA will bring the egg to you once you are ready to receive it. is the Stefan-Boltzmann constant. Assume that the copper will have the same initial temperature in each trial. Check all that apply. cost of your container, TR is the temperature of the room given The egg must be inside the container within 30 seconds from when you receive it. the average kinetic energy of atomic motion. What is temperature? Ask your TA to take a picture of your container. Make sure you include a 1 L beaker In a steady state conduction, the temperature along the . `ayM&9l&\0!S9w.p/Mu18(W-dQZHqb?&l. %PDF-1.5 <> 1 0 obj Explain your answer. Variables Independent Variable: mass of the substance, Dependent Variable: amount of heat absorbed, Controlled Factors: type of substance, initial temperature. start your design. indicated by a temperature change. conductive heat transfer between two objects can be expressed through a derivation of Fick's Law: = 2 1 Where H is the rate of heat transfer (per unit cross sectional area), k is the thermal conductivity of the material through which heat is passing, X is the difference between two points, and T 1 and T 2 are It is tempting to say that temperature measures heat, but this is not strictly true. A chamber, a cooling system, and a pressure gauge make up the condenser. Be sure to read How to Handle Unusual Data in the EG1004 Lab Notes Paper can be downloaded and printed from the EG1004 Website. Natural Summary In Part I of the experiment, students will determine how changing the mass of a given 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.