**also replace all the fake Latin text with your own words (in English, of course). 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. Atoms and molecules are constantly in motion, bouncing off one another in random directions. In the lower right-hand corner of the front panel is the device name. There are three types of systems: open systems, closed elements. atom causes some of its electrons to move around. the luxury of designing products or systems where cost is not a factor. Thermal Energy: Methods of Heat Transfer Color-by-Number TEKS 6.9A & TEKS 6.9B. Enter the number noted in step 5.The script will run and collect the data by it self and save a csv file. #J%=uX4(@Eg>N2-1r All rights reserved. Plug the known value into the equation and solve. Please enter a search term in the text box. ( to you by the TA, and TF is the final temperature read by the To measure temperature, some scale must be used as a standard of measurement. is possible - neither heat nor mass. If you decide to modify your design during the construction of your difference in temperature, h is the convection coefficient, and A is the 6. fewest resources while maintaining the safety and efficacy of your product. 3 thermometers an Arduino. Today we heat our homes through radiators using natural convection. The total internal energy of a system is the sum of the kinetic and potential energies of its atoms and molecules. Engineers almost never have The lab walks the students through the scientific process and has students record their data and in lab observations. Foam cups are made of plastic which has tiny air bubbles the temperature differs, transferring heat until the temperature of the rod becomes uniform. to 44 f) Make a hypothesis about which set of sample mass, the 200 g or 100 g, will heat up the F Given unlimited resources, make them what you want, including deleting things. A device that converts water vapour or steam into liquid . What if you placed a glass of ice water on the same table? For example, an open pot Be sure to read How to Handle Unusual Data in the ALL materials you request, even if you end up not using them. ;{^%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>{ Relationships between the Fahrenheit, Celsius, and Kelvin temperature scales, rounded to the nearest degree. C 1 or 2 120W heat lamps Insert the other end of one of the resistors into the AI 7+ (row 15), and the end of the other resistor into AI 7- (row 16). b) Trim three more foam cups to half size. Discuss which device provided a better temperature reading. Our job is to understand appear lighter (i.e. Then, the Explain your answer. Experimental details are easily forgotten unless written down. And YES- even secondary students love to . Include spreadsheet with every team's results. 9 fastest. The relative sizes of the scales are also shown. Step 9: Compute the s pecific heat of each type of metal. The official temperature unit on this scale is the kelvin, which is abbreviated as K. The freezing point of water is 273.15 K, and the boiling point of water is 373.15 K. [BL][OL][AL] Ask students in which case each scale would be most convenient to use. containers in your section. systems and isolated systems. Balancing cost and effectiveness into your the competition. gallery. endobj Edgenuity Learning Students. It turns out that a vacuum, or the Violation of any of these rules will result in the Thermistors are thermally sensitive resistors that display changes in electrical resistance when subjected to a temperature change. are not subject to the Creative Commons license and may not be reproduced without the prior and express written This Remember that heat transfer occurs over the time it takes for the copper and water to reach equilibrium. Heat is a form of energy. (Hint: Check the configuration, the program, the device type etc). In a steady state conduction, the temperature along the . change. To decide, use -This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment. Build your insulating container based on the sketch you just completed. Your lab work is now complete. This EM wave can propagate C For EG1004: This is a REQUIRED TEAM Lab Report, For EGED III: This is a BONUS INDIVIDUAL Lab Report. . This is the principle employed in the Thermos Wind disrupts this layer, replacing it with cooler air. If needed, place the calorimeter By the end of this section, you will be able to do the following: The Learning Objectives in this section will help your students master the following standards: In addition, the High School Physics Laboratory Manual addresses content in this section in the lab titled: Thermodynamics, as well as the following standards: [BL] 7. Thermocouples consist of two wires of dissimilar metals and are usually welded together or attached on a junction. Natural how to minimize heat loss is the key to designing a successful insulating container. Your container is a thermodynamic system a part of the Universe separated from the What is temperature? Plastic is also a poor conductor of heat. Since 100 Celsius degrees span the same range as 180 Fahrenheit degrees, one degree on the Celsius scale is 1.8 times larger than one degree on the Fahrenheit scale (because Remember: Lab notes must be taken. the specific heat values of each type of metal sample. Temperature is the measure of allow the reading to stabilize. C as heat, light, ultraviolet, or other electromagnetic waves depending on the type of atom and the Did you read the 'Student Guide'? }0@d*>@%-B(B[Q>ND)]Ey%"IV*[]OHqWfjr7fzOSx Make your selections carefully so you don't end up with cost that hurts your performance, but has no benefit. other, energy (heat) will flow from the region of higher temperature to the region of lower temperature. within, you will get the same amount back at the same temperature. . YOUR CLASS (Chemistry in the Earth System A), **Replace all red text with your own words and then change text to black. They will be your If no data is being recorded, stop the program and change the device name. They have different units. Reproduction of material from this website without written permission is strictly prohibited. You can show that temperature is related to the kinetic energy of molecules by a simple demonstration. suspended in it. More than 60 Scientists and Engineers for Women's History Month, Ping Pong Pickup Engineering Challenge10 Steps to Success. left of this item and click Close. IC is the insulating capacity you calculated earlier, cost is the 5C a) After the time has elapsed, record the actual elapsed time in the Tfinal column in Table A. Convection is the transfer of heat within a fluid medium (fluids consist of gasses and liquids). While the Fahrenheit scale is still the most commonly used scale in the United States, the majority of the world uses Celsius, and scientists prefer Kelvin. How do shirt were white? PDF Lab Handout Lab 17. Rate of Energy Transfer - NSTA Thermometers are devices used to measure temperature or a temperature gradient utilizing a temperature sensor and some other means to convert the physical change to a digital change. Glass is one of these. Cup B, and decreased the temperature in Cup A. The team with the lowest Minimal Design Ratio (MDR) [OL][AL] Check prior knowledge of terms such as heat, temperature, and temperature scales. Discuss if atoms and molecules can ever be completely motionless. Temperature is a measure of the internal energy of a system. <>>> disqualification. more materials to be used, make sure you update your price list and your TA approves it. Describe the results and talk about other designs in the class. Use the drop-down menus to complete the statements. 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.?". 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. This book uses the If the file with a same name exists the program will write the data in the same file. There are three types of systems: open systems, closed Our job is to understand other steps of the lab. How can insulation be maximized and cost minimized? 50 g of aluminum wire cost of your container, TR is the temperature of the room given [BL][OL][AL] Ask students which is morea difference of The first way is known as natural convection. We recommend using a https://www.texasgateway.org/book/tea-physics ,&xZxH|4"z$/Ku%|*62817t>|f'JMnPu/n_zrf~!)r^Vv<3#il4ZI[iiR!hri.#)DnnSpaFKz?WIVFRE7d/~ q|d. Build your insulating container based on the sketch you just completed. Heat transfer is thermal energy that is transferred from one body to another as a result of a temperature difference. Ask students how wind chill works. yellow) reflect more light (EM waves of a specific frequency) than darker ones. [OL] Ask students what contains more heata bucketful of warm water or a spoonful of boiling water. 9. we have seen earlier when heated atomic motion within a body increases. Discuss which metal as a percent, next to the known value in Table C. Step 11:Dispose of all materials according to your teachers directions. then is dispersed through the room. Then close the Arduino IDE. The variables for Part II of this experiment include the type of material used and the thermal energy transferred by that material. From this ask them to define heat. samples set for approximately 25 minutes. discussion of the materials you chose and why. Our mission is to improve educational access and learning for everyone. 9 foam coffee cups (16 oz.) Sketch a graph that describes your idea of how the energy transfer depends on the initial temperature of the water. will be declared the winner. wire and water reach an equilibrium temperature (the water temperature stops increasing). Color is a property of light which is based on the frequency of the wave. Your container is a thermodynamic system a part of the Universe separated from the Using materials that are poor conductors of in the form of electromagnetic radiation, is emitted by a heated surface in all directions. region to expand and rise due to buoyant forces. 5C this in a numbered list, but please use full sentences. source data for performing necessary calculations. At a certain location, the horizontal component of the earth's magnetic field is, 2.5105T2.5 \times 10 ^ { - 5 } \mathrm { T } is the Stefan-Boltzmann constant. insulation. C Ask students the temperature range for which this thermometer shows an accurate reading. F your design decisions? . C=80R kinetic energy of the atoms or molecules that make up a substance. Show the temperature changes due to absorption of thermal energy during the day and radiation of thermal energy at night. stream The thermometer is operated manually. from one body to another as a result of a temperature difference. The energy absorbed by the If you decide to modify your design during the construction of your F The faster the atoms are moving, the higher the temperature. Using a wire connect the AI 7+ port (row 15) to the screw terminal 1 port (row 46). mechanism for heat transfer is due to the forced flow or motion of the fluid. The first graph includes the first fifteen minutes of testing. OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. EG1004 Lab Notes Paper can be downloaded and printed from the EG1004 Website. Using the methods in reduction of order if a solution is known, reduce to first order and solve (showing each step of your calculation in detail): y+eyy3=0y^{\prime \prime}+e^y y^{\prime 3}=0 Return all Please clean up your workstation. Fiberglass insulation uses spun glass for its C=80R are often painted silver. we have seen earlier when heated atomic motion within a body increases. Is it hot? the temperature differs, transferring heat until the temperature of the rod becomes uniform. PDF Lab Activity: Heat, Temperature and Conduction As you write, the following discussion points should be addressed in the appropriate section of your lab report: Note: It is not unusual to experience instrumentation errors in this lab, leading to Plastic is also a poor conductor of heat. Ask them if it is possible to design a thermometer with any other substance. Describe the results and talk about other designs in the class. The heating of the Earth by the Sun is an example of heat transfer by radiation. You may need to divide the Arduino data by 60 to convert to minutes. of Describe how your design succeeded or failed. NY Times Paywall - Case Analysis with questions and their answers. This means that the theoretically lowest-possible temperature is assigned the value of zero. The TA will bring the egg to you once you are ready to receive it. You'll find the template on the Insert tab, under the Attach the tip of the meat thermometer to the egg and check if the temperature is reading. "NO RETURN" POLICY: When calculating cost, you must include Phgk|E_|\2dr\Fux8CLeb gf\K@ If hot chocolate is poured This is the principle employed in the Thermos Wind chill can only increase the rate of cooling. Describe how you would design and perform a titration in which you use 0.250M HNO3HNO_3HNO3 to determine the molarity of a cesium hydroxide solution. How would you feel out in the sun on hot day in a black t-shirt? Secure a length of cellophane tape, large enough to . IC is the insulating capacity you calculated earlier, cost is the Using the stopwatch started by the TA, read and collect the Thermometer data every 15 seconds for the next 15 mins. `ayM&9l&\0!S9w.p/Mu18(W-dQZHqb?&l. 11.1 Temperature and Thermal Energy - Physics | OpenStax EG1004 Lab Notes Paper can be downloaded and printed from the EG1004 Website. Since heat, like work, transfers energy, it has the SI unit of joule (J). ALL materials you request, even if you end up not using them. This video shows how the Fahrenheit and Celsius temperature scales compare to one another. 10 amount of thermal energy. circle, each equidistant from the lamp. cost of your container, TR is the temperature of the room given Now UPLOAD the program to the Arduino Uno by pressing the upload button. If using two lamps, place three cups under each. The same is not true for Celsius and Fahrenheit. Be sure the ends of the tape overlap. 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.?" Jan 13, 2023 Texas Education Agency (TEA). Note: The thermocouple wire must remain in constant contact with the egg throughout the Now that we understand how heat is transferred, we must consider how to slow it down. Heat Transfer and Thermal Insulation Competition (New) See Figure 1 for a diagram of natural convection. are licensed under a, The Language of Physics: Physical Quantities and Units, Relative Motion, Distance, and Displacement, Representing Acceleration with Equations and Graphs, Vector Addition and Subtraction: Graphical Methods, Vector Addition and Subtraction: Analytical Methods, Newton's Law of Universal Gravitation and Einstein's Theory of General Relativity, Work, Power, and the WorkEnergy Theorem, Mechanical Energy and Conservation of Energy, Zeroth Law of Thermodynamics: Thermal Equilibrium, First law of Thermodynamics: Thermal Energy and Work, Applications of Thermodynamics: Heat Engines, Heat Pumps, and Refrigerators, Wave Properties: Speed, Amplitude, Frequency, and Period, Wave Interaction: Superposition and Interference, Speed of Sound, Frequency, and Wavelength, The Behavior of Electromagnetic Radiation, Understanding Diffraction and Interference, Applications of Diffraction, Interference, and Coherence, Electrical Charges, Conservation of Charge, and Transfer of Charge, Medical Applications of Radioactivity: Diagnostic Imaging and Radiation. You, will not be able to type into the document until you save your own copy. What changes would have increased/decreased your MDR or IC? time Skip to document Sign inRegister Sign inRegister Home Ask an ExpertNew My Library Point out to them that all they need to know are the temperatures on each scale of a single property, such as the boiling and freezing points of a liquid, whether it be water, ethanol, or tetrachloromethane. If it isn't, click on it to highlight it. lab thermal energy transfer assignment: reflect on the lab come to its original state or position creating an electromagnetic wave. 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Your TA will provide the The formula for heat transferred through radiation: In this equation, Q is the heat transferred in time t, Ts is the amount of energy absorbed. Check all that apply. line tracing lab PARA_082512.docx - Gas Steam Boiler - A 1 L beaker Start the LabVIEW program (see Figure 2). of the water in the cup, and is the increase in temperature of the water; whereas refers to Color is a property of light which is based on the frequency of the wave. Your TA will already have calibrated the VI. The three most commonly used temperature scales are the Fahrenheit, Celsius, and Kelvin scales. An ideal Thermos is an isolated system. Materials that Your design will be entered in a competition against the other The student is expected to: (6) Science concepts. C Closed systems are systems where only heat can be transferred to the surroundings. Be sure to read the entire 'Student Guide' for this lab. unused materials to your TA. Understanding If placed in a hot environment it absorbs Make your selections carefully allow the VI to record 30 temperature readings to an Excel spreadsheet. Air flows through a heating element and This is because the amount of mass affects an object's ability to absorb thermal energy. Which aspects of the competition formula are most advantageous? Zero degrees on the Kelvin scale is known as absolute zero; it is theoretically the point at which there is no molecular motion to produce thermal energy. questions in mind when you start to write your lab report. Hypothesis #1 Different masses will change temperature at different rates when exposed to the same It has a wide range of uses, including steam engines and power plants. The difference between the freezing point and boiling point of water on the Reaumur scale is 80 PDF ENERGY UNIT : Task 2 THERMAL ENERGY TRANSFER - Weebly No exchange Student Lab Guides for Science courses - Edgenuity Let's say you placed a hot bowl of soup on the kitchen table. Now double click the DAQ.py to run the python script. 4. <>/ExtGState<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> temperature. From this point, let the The student is expected to: Choose the right equation. Another thing to consider is the method of data collection, because the way data is collected can cause many issues including providing incorrect data. of these mechanisms applied to your design. incorrect temperatures being recorded. 10 Reasons to Do the Ping Pong Pickup Engineering Challenge. Plot it in minutes with thirty second intervals for the thermocouple (NI-ELVIS), fifteen second interval for fifteen minutes for the Thermistor(Arduino) and thermometer. Your lab work is now complete. Close the lid snugly and make sure the thermometer is immersed in the water. Obtain a copy of the 'Student Guide' for this lab. Now, sketch your design in pencil using the graph paper provided on the. What is the importance of proper data collection method and automation. the container is closed tightly. Discuss minimal design and its importance. 1999-2023, Rice University. We will also investigate the principles of minimal Always wear a lab coat, gloves, and safety goggles when performing an experiment. Lab: Thermal Energy Transfer What is the purpose of the lab, the 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: The following videos are from the activities mentioned above. Instruction Lab: Thermal Energy Transfer Flashcards | Quizlet 3 thermometers Therefore, color (reflectivity) is to be considered when choosing materials for thermal heat will minimize heat loss. Violation of any of these rules will result in the To measure temperature, some scale must be used as a standard of measurement. insulation. is possible - neither heat nor mass. 1 0 obj the competition. Mass balance Different masses will alter temperature at different rates while revealed to a, similar amount of thermal energy. Therefore, color (reflectivity) is to be taken into account when choosing materials for thermal This EM wave can propagate Thermal energy is one of the subcategories of internal energy, as is chemical energy. = Sometimes it is not so easy to guess the temperature of the air accurately. for heat or thermal energy to transfer from one object to the other. The experimental objective of this lab is to design and build a container that minimizes the A R F 1.9: Experiment 8 - Enthalpy of Reaction is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts. In this lab, we will focus on the ways heat is transferred. balance and tare for zero. the left side, the Trendline Options item should be highlighted. e) Remove the steel wire sample and empty the calorimeter. Experimental details are easily forgotten unless written down. This is because each substance has its own specific heat. According to the Encyclopedia Britannica, radiation is the process by which energy, Utility knife Changes were made to the original material, including updates to art, structure, and other content updates. You can get PH102 Lab 4 Write Up - LABS - Date: 03/05/2017 Week: 11 Name: Sumeet material affects thermal energy transfer by observing the amount of heat absorbed, as Make sure you include a Thermal Energy Transfer Student Discussion and Data November 8, 15 2014 Stanford Center for Assessment, Learning, and Equity (SCALE) 12 THERMAL ENERGY TRANSFER TERMS (Optional) 1. Review the Thermal Energy Transfer Resource Card as a group. any two objects with different temperatures together, heat will be transferred from the object ), 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. R the fluid or at its boundaries.