Porosity gizmo answer key activity b - Gizmo comes with an answer key. Each lesson includes a Student Exploration Sheet, an Exploration Sheet Answer Key, a Teacher Guide, a Vocabulary Sheet and Assessment Questions. The...

 
You're welcome. 9:29 am human homeostasis gizmo explorelearning assessment questions: print page jayson espinal q1 q2 q3 q4. Skip to document. ... Mitosis labeling worksheet answer key. Biology 100% (38) 11. Gizmo Cladograms. Biology 97% (237) 8. Kami Export - Biology. ... Correct Answer: B. Take a lot of breaks, .... Out of the dark author crossword clue

Porosity Gizmo Answer Key. The Porosity Gizmo is a virtual laboratory activity that allows students to explore the concept of porosity and understand how it affects the …Activity B: Meandering rivers. Get the Gizmo ready: Select Meandering river. Select Short-term erosion, Low vegetation, and Normal river flow. Turn off Show data. …Karyotyping Activity (MB)-1 ANSWER KEY. It is a worksheet so you could learn and be great at life and so you... View more. Course. Biology Laboratory (BIOL023 HM) ... Building DNA Gizmo ANSWER KEY ALL PROBLEMS. Biology Laboratory 58% (12) 2. Label heart. Biology Laboratory None. 8. Lab1 Exercises - Lab. Biology Laboratory None. 16.View full document. 2019Name: ______________________________________ Date: ________________________ Student Exploration: Porosity Vocabulary: aquifer, gravel, …Apr 7, 2022 · Exam (elaborations) $12.99. Add to cart Add to wishlist. 100% satisfaction guarantee. Immediately available after payment. Both online and in PDF. No strings attached. 374. 0. Access to ALL Gizmo lesson materials, including answer keys. Customizable versions of all lesson materials.Use the Gizmo to check your answers. (The Gizmo cannot be used to solve the last problem.) A. Glider 1 has a mass of 2.0 kg and a velocity of 2.6 m/s. Glider 2 has a mass of 3.0 kg and an initial velocity of -4.4 m/s. v 1 ′-5.80 m/s v 2 ′ 1.20 m/s B. Glider 1 has a mass of 0.5 kg and a velocity of 9.0 m/s.Activity B: Porosity Get the Gizmo ready: Click Reset below each container of sediment. Question: How does porosity relate to the grain …Gizmo Warm-up Atoms are tiny particles of matter that are made up of three particles: protons , neutrons , and electrons . The Element Builder Gizmo shows an atom with a single proton. The proton is located in the center of theatom, called the nucleus . 1. Use the arrow buttons ( ) to add protons, neutrons, and electrons to the atom.Sep 18, 2023 · Check Details Wave behavior worksheet answer key. Longitudinal waves gizmos worksheet answers 100% correctWaves gizmo worksheet answer key pdf → waltery learning solution for Solution: waves gizmos lab sheet pdfWaves gizmo worksheet answer key pdf – kidsworksheetfun. Activity B: Rates of diffusion. Get the Gizmo ready: Click Reset. Introduction: The Diffusion Gizmo allows you to manipulate five variables: the Wall, the number of x particles in region A, the number of y particles in region B, the temperature, and the Particle mass. Question: How do factors other than temperature affect the rate of diffusion? 1.Activity A: Types of weathering. Get the Gizmo ready: Select the ANIMATION tab. Check that Frost wedging is selected. ... Answer Key. Earth Science 97% (31) Recommended for you. 7 [Topographical Maps Gizmo] Reading Topo Maps SE 1. Earth Science 100% (23) 5 [Ocean Exploration Gizmo] Ocean Mapping SE (2020.Porosity. Property of rocks and soil which describes the number of pores and how well water can infiltrate it. Permeability. Infiltration in soil or rock. Aquifer. a rock layer that …Activity B: Design and test primers. Get the Gizmo ready: Select Design primers on the left. Introduction: To identify people based on DNA, copies of certain segments of DNA are compared using gel electrophoresis. In this activity, you will design primers that will copy segments of DNA that will help to identify people.Gizmo student exploration weathering answer key Slow Activity A: Types of Weathering Get Gizmo Ready: Select THE ANIMATION tab. Make sure Frost wedging is selected. Introduction: Mechanical weathering occurs when the stones are physically broken or worn out. Chemical weathering occurs when minerals in the rock change chemical reactions.Gizmo Warm-up Atoms are tiny particles of matter that are made up of three particles: protons , neutrons , and electrons . The Element Builder Gizmo shows an atom with a single proton. The proton is located in the center of theatom, called the nucleus . 1. Use the arrow buttons ( ) to add protons, neutrons, and electrons to the atom.Check Details Wave behavior worksheet answer key. Longitudinal waves gizmos worksheet answers 100% correctWaves gizmo worksheet answer key pdf → waltery learning solution for Solution: waves gizmos lab sheet pdfWaves gizmo worksheet answer key pdf – kidsworksheetfun.Activity B: Velocity and area. Get the Gizmo ready: Click Reset. Turn off Show foci and center. Introduction: After establishing that planetary orbits were ellipses, Kepler next …Calorimetry gizmo lab 11U answer key. Subject. Physics. 452 Documents. Students shared 452 documents in this course. Degree • Grade High School - Canada • 11. School ... Activity B: Specific heat. Get the Gizmo ready: Click Reset. Deselect Copper, and select Granite. Question: ...Now, making a porosity gizmo reply key requires at most 5 minutes. Observe the directions to undergo the simulation. Aquifer, gravel, permeability, porosity, sand, saturated, sediment, silt, persevering with water prior data questions. Cell sectionalisation gizmo reply key (2).pdf 4 madura worldwide finance examination …Use the information above to complete this table for station A on the Gizmo. Wind speed (knots) Wind from Cloud cover Pressure (mb) 45 North 1/8 1016. Activity A: Hurricane characteristics Get the Gizmo ready: Make sure Practice, Show hurricane, and Show weather station data are selected.Analyze: Use your summaries and the Gizmo to answer the following questions: A. What are the four phases of mitosis? Prophase Metaphase Anaphase Telophase. B. During which phase is the DNA duplicated? It is duplicated during the interphase. C. What is the relationship between chromatin and chromosomes?As Congress moves to repeal the Affordable Care Act, also known as Obamacare, here are answers to three key questions for consumers. By clicking "TRY IT", I agree to receive newsle...Jan 12, 2023 · Porosity Gizmo Answer Key Activity B. Study with quizlet and memorize flashcards containing terms like porosity, permeability, aquifer and more. 15 pics about answers for pangaea gizmo answer key / building dna gizmo answer key :Gizmos Cell Energy from studylib.netComply with our simple actions to. Now, creating a porosity gizmo answer key requires at most This question is about the Total Visa® Card @bogdan_roberts • 07/09/21 This answer was first published on 07/09/21. For the most current information about a financial product, you ...We have four types of attention, and using our "rote attention" more may be the key to less burnout. Staying focused in a world of nonstop work emails and social media notification...Plate Tectonics Answer Key. Vocabulary: collisional boundary, convergent boundary, crust, divergent boundary, earthquake, lithosphere, mantle, plate, plate tectonics, subduction, transform boundary, volcano Prior Knowledge Questions (Do these BEFORE using the Gizmo.) [Note: The purpose of these questions is to activate prior knowledge and get … In the Gizmo, the fluorine atom is shown next to an electron. To measure the electron affinity, slowly drag the fluorine atom toward the electron. When the electron hops over, use the ruler to measure the distance. Activity A: How far does it go? Get the Gizmo ready: Click Reset. Drag the pitcher back to the top. Set the Velocity to 1 km/s (2,232 ... Answer Key. Earth Science 97% (31) Recommended for you. 5 [Ocean Exploration Gizmo] Ocean Mapping SE (2020. Earth Science 97% (73) 7 [Topographical Maps Gizmo] Reading Topo Maps SE 1.Gizmo Warm-up Meiosis is a type of cell division that results in four daughter cells with half as many chromosomes as the parent cell. These daughter cells mature into gametes, or sex cells. In the Meiosis Gizmo, you will learn the steps in meiosis and experiment to produce customized sex cells and offspring. On the STEPS tab, click Male.Activity B: Artificial selection. Get the Gizmo ready: Select Artificial selection. Set the Mutation rate to 2. Question: How can a species be changed through artificial selection? Set a goal: In this activity, your goal is to develop insects that are any color you would like. What color do you want your insects to be? cyanPorosity Gizmo Reply Key Exercise B. Be taught vocabulary, phrases, and additional with flashcards, video video games, and completely different. 15 pics about solutions for pangaea gizmo reply key / constructing dna gizmo reply key : Gizmos Cell Power from studylib.web 15 pics about solutions for pangaea gizmo reply key / …Name: Anthony Presil Date:11/19/ 14. Student Exploration: Building DNA. Vocabulary: double helix, DNA, enzyme, mutation, nitrogenous base, nucleoside, nucleotide, replication Prior Knowledge Questions (Do these BEFORE using the Gizmo.) DNA is an incredible molecule that forms the basis of life on Earth. DNA molecules contain instructions for … . Some, however, are a little sillier than others—so much that they seem like joke products. Here are...Gizmo: Human Evolution; Related Studylists gizmos. AI Quiz. AI Quiz. Download. 430 36. Was this document helpful? 430 36. Save Share. Gizmo Prairie Ecosystem. ... Change your text color for your answers. Define Each V ocabulary Wo rd: carnivore-an organism that eats mostly meat, or the flesh of animals.Student Exploration: Porosity. Vocabulary: aquifer, gravel, permeability, porosity, sand, saturated, sediment, silt, surface water. Prior Knowledge Questions (Do these BEFORE using the Gizmo.) Two students are given cubic boxes, measuring 10 cm on a side. Robert puts a single glass marble with a diameter of 10 cm in the box.Sep 18, 2023 · Check Details Wave behavior worksheet answer key. Longitudinal waves gizmos worksheet answers 100% correctWaves gizmo worksheet answer key pdf → waltery learning solution for Solution: waves gizmos lab sheet pdfWaves gizmo worksheet answer key pdf – kidsworksheetfun. Periodic Trends Gizmo - Activity A answers. Nothing past Activity A. ocabulary: atomic radius, electron affinity, electron cloud, energy level, group, ion, Skip to document. University; High School. ... 06+-+2 - Answer key; Conte - Clàudia Mon - No us servirà de res aquest document el penjo random per tenir gratis el compte; Related documents.4 Porosity Gizmo Answers 2023-10-17 gravel, permeability, porosity, sand, saturated, sediment, silt, surface water Prior Knowledge Questions (Do these BEFORE using the Gizmo.) Two students are given cubic boxes, measuring 10 cm on a side. Robert puts a single glass marble with a diameter of 10 cm in the box.Porosity …Activity A: Observing cells Get the Gizmo ready: On the LANDSCAPE tab, click on the woman’s right arm to choose the Human skin sample. Select the MICROSCOPE tab. Introduction: Complex organisms are made up of smaller units, called cells. Most cells are too small to be seen by the naked eye.446762226 peppered moth gizmo answer key doc. World History 94% (201) 9. 10.4 SQ 4. How did the British gain, consolidate, and maintain power in India Student. World History 100% (11) ... Activity: The rock cycle. Get the Gizmo ready: Click Start again. Question: What is the rock cycle? best place within net connections. If you strive for to download and install the Gizmo Answer Key Porosity, it is entirely simple then, in the past currently we extend the colleague to purchase and make bargains to download and install Gizmo Answer Key Porosity so simple! Gizmo Answer Key Porosity 2019-12-21 KIM BRAEDON Gizmos: Student ... Reflect: Why is it important to be able to tell a scarlet kingsnake apart from a coral snake? Practice: Select the Virginia Evergreens key. Use the Gizmo’s dichotomous key to identify all the trees. Virginia Evergreens Practice: Select the Florida Cartilaginous Fishes key. Use the Gizmo’s dichotomous key to identify all the fishes. Florida Cartilaginous Fishes …Activity B: Removing andadding electrons Get the Gizmo ready: Choose Ionization energy from the drop-down menu. Question: How does the radius of an atom affect the ability of …Natural Selection Answer Key. Vocabulary: biological evolution, camouflage, Industrial Revolution, lichen, morph, natural selection, peppered moth. Prior Knowledge Questions (Do these BEFORE using the Gizmo.) [Note: The purpose of these questions is to activate prior knowledge and get students thinking.Porosity gizmo answer key activity a › athens mutual student cornerGizmo answer exploration amplitude Solution: waves gizmos lab sheet pdfWaves gizmo worksheet answer key activity a. Waves gizmo worksheet answer key activity c[exclusive] weathering gizmo answer key pdf activity b Waves gizmo worksheet … Activity B: Conversions. Get the Gizmo ready: Select the CONVERSIONS tab. Select Carbon (C). Introduction: Chemical formulas represent ratios. To make H 2 O, you need two atoms of H for each atom of O; you would also need two moles of H for every mole of O. Сomplete the porosity gizmo reply key without cost. Examine the expansion of three frequent backyard vegetation: You possibly can change the quantity of sunshine every plant will get, the quantity of water added every. Feedback and help with porosity gizmo lab reply key. The diagram represents three containers, a, b, and c, …A simple agriculture question left Joni Ernst flustered. Here's what you need to know about Iowa's key economic exports of corn and soy. US senator Joni Ernst failed a crucial ques...Gizmo Warm-up Volcanoes, earthquakes, mountains, and other features of Earth’s surface owe their origin to the movements of plates: enormous, slowly-moving sections of Earth’s crust.At plate boundaries, plates collide, move apart, move under or over each other, or slide past one another. The theory of plate tectonics describes how the plates move, interact, …Activity A: Shape of orbits. Get the Gizmo ready: Click Reset. Turn on Show grid. Introduction: The velocity of a planet is represented by an arrow called a vector. The vector is described by two components: the i component represents east-west speed and the j component represents north-south speed. The ...Activity B: Rates of diffusion. Get the Gizmo ready: Click Reset. Introduction: The Diffusion Gizmo allows you to manipulate five variables: the Wall, the number of x particles in region A, the number of y particles in region B, the temperature, and the Particle mass. Question: How do factors other than temperature affect the rate of diffusion? 1.Jan 13, 2023 · Now, creating a porosity gizmo answer key requires at most 5 minutes. Сomplete the porosity gizmo respond key for free. Source: gustavogargiulo.com. Comply with our simple actions to. As this answer key to explore learning porosity gizmo, it ends up beast one of the favored book answer key to explore learning porosity gizmo collections that we ... Follow the instructions to go through the simulation. Aquifer, gravel, permeability, porosity, sand, saturated, sediment, silt, continuing water prior knowledge. Web now, creating a porosity gizmo answer key requires at most 5 minutes. 18 images about geology 101 final exam study questions : Web cell sectionalisation gizmo reply …Student Exploration: Coral Reefs Activity B & C Activity B: Ocean conditions Get the Gizmo ready: On the CONDITIONS tab, Click Return to original settings and Restart. Check that Ocean conditions is selected on the dropdown menu. Introduction: In recent decades, global climate change has altered ocean conditions in the Caribbean. Average surface …Jan 12, 2023 · Porosity Gizmo Answer Key Activity B. Study with quizlet and memorize flashcards containing terms like porosity, permeability, aquifer and more. 15 pics about answers for pangaea gizmo answer key / building dna gizmo answer key :Gizmos Cell Energy from studylib.netComply with our simple actions to. Now, creating a porosity gizmo answer key requires at most Gizmo student exploration weathering answer key Slow Activity A: Types of Weathering Get Gizmo Ready: Select THE ANIMATION tab. Make sure Frost wedging is selected. Introduction: Mechanical weathering occurs when the stones are physically broken or worn out. Chemical weathering occurs when minerals in the rock change chemical reactions.Show your work in the space to the right. To check your answer, set the height to 40 m and the mass to 20 kg. Click Play and wait until the sled gets to the bottom. Kinetic energy: 31 m/s 49,000 J 24 m/s 29,000 J 20,000 J 62,720 J 4 3. 7,840 J 7,840 J. Activity C: Sled wars! Get the Gizmo ready: Select Two sleds. Check that Show energy is on.Activity B: Effect of cell volume. Get the Gizmo ready: Click Reset. Set the Solute outside to 5. Set the Initial cell volume to 40%. Question: How does changing the cell volume affect solute concentrations? Experiment: Select the BAR CHART tab, and turn on Show numerical values.Gizmo: Human Evolution; Related Studylists gizmos. AI Quiz. AI Quiz. Download. 430 36. Was this document helpful? 430 36. Save Share. Gizmo Prairie Ecosystem. ... Change your text color for your answers. Define Each V ocabulary Wo rd: carnivore-an organism that eats mostly meat, or the flesh of animals.The Key to NYC Pass is not, as the name suggests, an app. New York City announced on Aug. 3 that it would require proof of coronavirus vaccination to dine indoors at restaurants an...Exam (elaborations) $12.99. Add to cart Add to wishlist. 100% satisfaction guarantee. Immediately available after payment. Both online and in PDF. No strings attached. 374. 0.Check your answer with the Gizmo. How much force was actually needed? 26N. Activity B: Work and energy Select the 1 fixed pulley. Set the Weight to 80 N and Efficiency to 100%. You will need a calculator for this activity. Introduction: The law of conservation of energy states that in a closed system the total energy is constant.Observe: Use the Gizmo to create an orbit that is nearly circular. Then create an orbit that is flattened. Observe the foci in each ellipse. A. What do you notice about the spacing of the foci when the ellipse is very round? It is closer. B. What do you notice about the spacing of the foci when the ellipse is very flat? it is farther awayUse the information above to complete this table for station A on the Gizmo. Wind speed (knots) Wind from Cloud cover Pressure (mb) 45 North 1/8 1016. Activity A: Hurricane characteristics Get the Gizmo ready: Make sure Practice, Show hurricane, and Show weather station data are selected.1. Patty climbs a tree. While sitting on a branch, she drops a leaf and an acorn at the same. 2. Patty decides to try another experiment. From the same branch, she drops a large, heavy. In the Free Fall Tower Gizmo™, drag a pair of objects (no parachutes) Click Play ( ). The objects are now in free fall, pulled to Earth by the.Activity B: Artificial selection. Get the Gizmo ready: Select Artificial selection. Set the Mutation rate to 2. Question: How can a species be changed through artificial selection? Set a goal: In this activity, your goal is to develop insects that are any color you would like. What color do you want your insects to be? cyan Plate Tectonics Gizmo Answer Key / Edible Oreo Plate... - Idonbeac. Of up to answer key page 2 volume gizmos collision theory gizmo answer key porosity gizmo . Mark the boundary locations on your world map and indicate in your key what . A brief tutorial to help you get the . Plate tectonics holt earth science answers test pdf search. B. The Cell Wall , the Cell Membrane , and the. Cytoskeleton support the plant cell and help it to maintain its shape. C. Vacuoles store food or pigments. D. Mitochondrion convert food into energy. They are found in plant and animal cells. Activity C: Bacterial cells. Get the Gizmo ready: Select the BACTERIAL CELL tab and click Sample.As Congress moves to repeal the Affordable Care Act, also known as Obamacare, here are answers to three key questions for consumers. By clicking "TRY IT", I agree to receive newsle...Gizmo Warm-up Atoms are tiny particles of matter that are made up of three particles: protons , neutrons , and electrons . The Element Builder Gizmo shows an atom with a single proton. The proton is located in the center of theatom, called the nucleus . 1. Use the arrow buttons ( ) to add protons, neutrons, and electrons to the atom.Prior Knowledge Question (Do this BEFORE using the Gizmo.) What is happening in these images? The water was at high tide than it came to low tide because the moon had moved, so the water de- bulge. Gizmo Warm-up The Tides Gizmo shows the relative positions of the Earth, Moon, and Sun.Gizmo answer key to DNA Profiling. Course. General Biology (BIO111) 249 Documents. Students shared 249 documents in this course. University University of California Los Angeles. Academic year: 2023/2024. Uploaded by: Anonymous Student. ... Activity B: Design and test primers. Get the Gizmo ready:Cell Division Gizmos Answer Key; Gizmo Cladograms; Video recap of dna replication by amoeba sisters newheader v.2; Copy of Senses SE - gizmos lab; Untitled document-3 ... Activity A: Use a dichotomous key. Get the Gizmo ready: Make sure the California Albatrosses key is selected.Gizmo Warm-up The digestive system is a group of organs that does three things: First, the digestive system breaks food down into useful nutrients, a process called digestion. Next, the nutrients move into the bloodstream, a process called absorption. Finally, the leftover waste is removed from the body, a process called elimination. B. What makes up the “rungs” of the DNA molecule? Nucleosides. Fill in : Write the name of the nitrogenous base that joins to each of the bases below: Adenine (A) joins to Thymine (T) Thymine (T) joins to Adenine (A) Activity B: DNA replication. Get the Gizmo ready: Be sure the hint reads: “The DNA molecule is complete.” Activity A: Slice and dice. Get the Gizmo ready: Click A calculator is recommended for this activity. Reset. Check that Polystyrene is selected. Introduction: dividing an object’s mass by its volume. The density of a material is the amount of mass per unit of volume. Gizmo Warm-up Atoms are tiny particles of matter that are made up of three particles: protons , neutrons , and electrons . The Element Builder Gizmo shows an atom with a single proton. The proton is located in the center of theatom, called the nucleus . 1. Use the arrow buttons ( ) to add protons, neutrons, and electrons to the atom. Gizmo Warm-up The Circuits Gizmo shows a circuit board and a variety of components. Create aand a light bulb, as shown. (Click the light switch to turn it to circuit with a battery, a light switch, a wire, OFF.) Click the light switch to turn it to ON. What happens? The circuit is closed, so electricity flows and the bulb turns on. This allows the students to deal with various real-time concepts. The multiple concepts include measuring, analyzing the data, and comparing results from multiple successful experiments. Gizmos offers various latest assessments and various other educational standards. This allows the users to follow various different paths. View Gizmo Porosity.doc from SCIENCE 3840A.1Y-1 at Northeast High School. ... Student Exploration- Porosity (ANSEWR KEY).docx. Solutions Available. Denver Senior High School. HIST 1111. ... Activity B: Porosity Get the Gizmo ready: Click Reset below each container of sediment. 14.Activity B: Velocity and area. Get the Gizmo ready: Click Reset. Turn off Show foci and center. Introduction: After establishing that planetary orbits were ellipses, Kepler next …

Gizmo comes with an answer key. Each lesson includes a Student Exploration Sheet, an Exploration Sheet Answer Key, a Teacher Guide, a Vocabulary Sheet and Assessment Questions. The.... Educaretrainingonline.westnetmlp

porosity gizmo answer key activity b

Activity B: Design and test primers. Get the Gizmo ready: Select Design primers on the left. Introduction: To identify people based on DNA, copies of certain segments of DNA are compared using gel electrophoresis. In this activity, you will design primers that will copy segments of DNA that will help to identify people.Get the Gizmo ready: Click Reset . If necessary, set DD and dd to 34%. Introduction: Cystic fibrosis is a genetic disease caused by a recessive allele. Individuals with one copy of this allele are healthy, but having two copies of the allele causes the production of abnormally thick mucus in the lungs and pancreas.B. The south pole of a magnet is repelled by the South pole of another magnet. C. The north pole of a magnet and the north pole of another magnet will Repel__ each other. Activity …Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine ARTICLE: Mechanism of action of baricitinib and identification of biomarkers and k...Body temp. after one hour Effect of factor on body temperature Standing still 37 36 decrease Exercising 37 39 increase Sweating 37 35 decrease Shivering 37 37 stayed the same Adding clothing 37 36 decrease 3. Analyze: To determine the effect of a factor on body temperature, compare the final body temperature with that factor to the final body ... This allows the students to deal with various real-time concepts. The multiple concepts include measuring, analyzing the data, and comparing results from multiple successful experiments. Gizmos offers various latest assessments and various other educational standards. This allows the users to follow various different paths. Gizmo Warm-up Some rocks and sediments have a lot of empty space in them. This allows liquids such as water and oil to pass through and be …Periodic Trends Gizmo - Activity A answers. Nothing past Activity A. ocabulary: atomic radius, electron affinity, electron cloud, energy level, group, ion, Skip to document. University; High School. ... 06+-+2 - Answer key; Conte - Clàudia Mon - No us servirà de res aquest document el penjo random per tenir gratis el compte; Related documents.Porosity. Property of rocks and soil which describes the number of pores and how well water can infiltrate it. Permeability. Infiltration in soil or rock. Aquifer. a rock layer that …What is the FAVR car allowance? You'll want to take a look at the answer if you or your employees use your own vehicles for business. The FAVR car allowance is a popular way for co...Exam (elaborations) - Gizmos student exploration| doppler shift answer key| complete solutions 15. Exam (elaborations) ... M2l2: gizmo lab: earthquake - recording stations - honors 31. ... (elaborations) - Math 202 module 3 lesson 4 practice activity one 41. Exam (elaborations) ....

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