Nuclear decay gizmo answer key free. Nov 2, 2022 · Nuclear decay [be aware to lecturers and college students: A number of forms of nuclear decay could be explored with the nuclear decay gizmo. Supply: fikrisnews.blogspot.com. Click on hearth proton to interact the primary particle beam. Nuclear decay gizmo solutions + my pdf assortment 2021 bashahighschoolband.com. …

Radioactive atoms change sss ees by emitting radiation in the form of tiny particles and/or bon noha energy. This process, called decay, causes the PPR radioactive atom to change into a stable daughter atom. WI See eee eee ee eee es The Half-life Gizmo allows you to observe and measure the decay of a radioactive substance.

Nuclear decay gizmo answer key free. Nuclear Decay SE - WORKSHEET WORKSHEET School Stuart W. Cramer High School Degree Standard Subject Chemistry 999+ Documents Students shared 2420 documents in this course Academic year:2020/2021 Listed booksA Small-Scale Approach to Organic Laboratory TechniquesAtomic PhysicsChemistryHybrid Electric VehiclesLiving by Chemistry Comments

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Name: Date: Student Exploration: Half-life Vocabulary: daughter atom, decay, Geiger counter, half-life, isotope, neutron, radiation, radioactive, radiometric dating Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. Have you ever made microwave popcorn? If so, what do you hear while the popcorn is in the microwave? Popping …Half Life Gizmo Quiz Reply Key. • set the typical temperature to 25 °c and. Prior data questions & solutions (do these earlier than utilizing the gizmo) q.1. Nuclear Decay Gizmo Solutions Pdf / Half Life Gizmo Reply Key + My PDF from connersgoinge.blogspot.com Weathering gizmo train b options pdf. Cladograms gizmo reply key free. […]

Nuclear Decay Launch Gizmo Observe the five main types of nuclear decay: alpha decay, beta decay, gamma decay, positron emission, and electron capture. Write nuclear equations by determining the mass numbers and atomic numbers of daughter products and emitted particles. Launch Gizmoreaction, CNO cycle, catalyst, deuterium, electron volt, fission, fusion, isotope, nuclear reaction, positron, positron emission, proton-proton chain Prior Knowledge Questions (Do these BEFORE using the Gizmo.) The chart to the right gives the isotope name, element name, number of protons, and number of neutrons of three isotopes. 1. What do you notice about the isotope number and the sum of ...Nuclear Reaction Practice Worksheet Answers - 20 20 - Shopper Carta. email protected]. lb ga aaa bjhb dab lrr ekjr jeuk hce jbip cgr egef hg kcf gh jli tt cb acdc iodw tk fd jbmg bcen aa qnc ad dbc ad dfdg fii.a positively charged particle that is emitted from the nucleus of a radioactive atom; consists of two protons and two neutrons. It is equivalent to the nucleus of a helium atom. the highest energy form of electromagnetic radiation.;have wavelengths less than 10 picometers.; often emitted during nuclear decay.Nov 7, 2022 · Net Launch Gizmo Nuclear Reactions Discover Examples Of Nuclear Fusion And Fission Reactions. 2 na + 2 h2o 🡪 2 naoh + 1 h2 c. 2 kclo3 🡪 2 kcl + 3 o2 e. The following summaries about gizmo chemical changes answer key will help you make more personal choices about more accurate and faster information.Observe the five main types of nuclear decay: alpha decay, beta decay, gamma decay, positron emission, and electron capture. Write nuclear equatio...Gizmos Student Exploration: Nuclear Decay | Answer Key| Grade A+. Student Exploration: Nuclear Decay Prior Knowledge Questions (Do these BEFORE using the Gizmo.) The chart below gives the locations, charges, and approximate masses of three subatomic particles.Gizmo Warm-up The Nuclear Reactions Gizmo simulates a particle accelerator. Particle accelerators speed up atoms to very high velocities, then crash the atoms together with enough energy to cause changes called nuclear reactions. There are three particle beams available in this Gizmo, protons, neutrons, and helium-3 nuclei.Nov 16, 2021 · The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear Decay Gizmo. On the Gizmo, check that Alpha decay and Uranium are selected. 1. Click Play (), and then click Pause when the alpha particle is clearly visible.Beta decay refers to a radioactive decay whereby a beta particle is usually emitted from the nucleus of an atom, thus, transforming the original nuclide into an isobar of the that nuclide. A beta particle is denoted by 0 β-1 or 0 e-1. When a radioactive element undergoes a beta decay, its atomic mass remains the same while its atomic number ...

Examine the decay of a radioactive substance. Supply: blackrosesz.blogspot.com. Pupil exploration half life gizmo reply key 4. Use the gizmo to estimate the age. Supply: vegandivasnyc.com. 13.07.2021 · assortment of half life gizmo reply key in problem towards the issues enhance on this task.Answer: Gravity holds stars together and keeps us on the ground. The electromagnetic force ensures the stability of atoms and makes chemistry happen. The strong nuclear force holds the kernels of matter, atomic nuclei, together, and powers the burning of stars. Explanation:Apr 1, 2022 · Student Exploration: Nuclear Decay [Note to teachers and students: This Gizmo was designed as a follow-up to the Nuclear Decay Gizmo. We recommend doing that activity before trying this one.] Vocabulary: chain reaction, CNO cycle, catalyst, deuterium, electron volt, fission, fusion, isotope,...Showing top 8 worksheets in the category - Nuclear Decay Gizmo. Some of the worksheets displayed are Nuclear decay work answer key, Nuclear decay answers, Doc nuclear decay gizmo answer keys, Nuclear decay gizmo answer key, Nuclear decay gizmo answers, Answers to the half life gizmo, Iowa state university, Nuclear equation practice answer key.

Student Exploration- Calorimetry Lab (ANSWER KEY) To download free calorimetry lab gizmo teacherweb you need to Nuclear Decay Nuclear Decay isotope, mass number, nuclear decay, positron, radioactive, subatomic. filling in the boxes in the Gizmo, write the completed equation below:. This PDF book contain writing nuclear equations answer key ...

What is the atomic number of helium? __ 1___ Gizmo Warm-up While most atoms are stable, some are radioactive, which means that they have a tendency to undergo spontaneous nuclear decay. The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear ...

Nov 1, 2021 · reaction, CNO cycle, catalyst, deuterium, electron volt, fission, fusion, isotope, nuclear reaction, positron, positron emission, proton-proton chain Prior Knowledge Questions (Do these BEFORE using the Gizmo.) The chart to the right gives the isotope name, element name, number of protons, and number of neutrons of three isotopes. 1. What do you notice about the isotope number and the sum of ... Investigate the decay of a radioactive substance. The half-life and the number of radioactive atoms can be adjusted, and theoretical or random decay can be observed. Data can be interpreted visually using a dynamic graph, a bar chart, and a table. Determine the half-lives of two sample isotopes as well as samples with randomly generated half-lives.Student Exploration- Nuclear Decay (ANSWER KEY) - AnyFlip. the alpha decay of polonium, and then use the Gizmo to check your answer. You may need to write the numbers and element symbols below the image. Use the format 212/84 Po for example.Online Library Nuclear Decay Gizmo Quiz Answers. dent exploration nuclear decay answer key at Online Ebook Library. Get gizmo student exploration nuclear decay answer key PDF file for free from our online library GIZMO STUDENT EXPLORATION NU-CLEAR DECAY ANSWER KEY PDF Observe the five main types of nuclear de-cay: alpha decay, beta …Gizmo Warm-up While most atoms are stable, some are radioactive, which means that they have a tendency to undergo spontaneous nuclear decay. The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear Decay Gizmo. On the Gizmo, check that Alpha ...

Gizmos Student Exploration: Nuclear Decay Answer Key. Gizmos Student Exploration: Nuclear Decay Answer Key. Name:_ Date: _____ Lab 8 - Nuclear DecayPractice: Click Reset , turn off Show equation , and select Radium . Write an equation for the alpha decay of radium, and then use the Gizmo to check your answer. What dangerous gas is produced by the decay of radium-226? Get Student Exploration Nuclear Decay Answer Key - US Legal Forms. ... nuclear decay gizmo answer key free rijbewijs b examen oefenen gratis pra q serve o exame de creatinina guia para examen de admision ipn sslc exam date 2023 kerala consultar resultado exame psicotecnico detran prObserve the five main types of nuclear decay: alpha decay, beta decay, gamma decay, positron emission, and electron capture. Write nuclear equations by determining the mass numbers and atomic numbers of daughter products and emitted particles. Time's Up! As a guest, you can only use this Gizmo for 5 minutes a day. Complete Student Exploration Nuclear Decay Answer Key in a couple of moments by following the instructions below: Choose the template you require from our library of legal form samples. Click the Get form key to open it and start editing. Fill in all the requested fields (they will be yellowish).Look at the nuclear equation given in the Gizmo. It will typically have an isotope's initial information on the left side and its decay products on the right side. 4. Identify the decay mode of the isotope (alpha, beta, gamma, positron, electron capture, or …Nov 5, 2022 · Web gizmo answer key gmos and the environment gizmo explore learning answers keys nuclear decay in addition to dna, another nucleic acid, called rna, is involved in making. Use the gizmo to check your answers. Source: kilotrio.blogspot.com. The isotope number is the sum of the protons and neutrons 2. Write nuclear equations by determining the. Nuclear Decay Gizmo Answer Key Free - Myilibrary.org. Complete Student Exploration Nuclear Decay Answer Key in a couple of moments by following the instructions below: Choose the template you require from our library of legal form samples. Click the Get form key to open it and start editing. Fill in all the requested fields (they will be ...Showing top 8 worksheets in the category - Nuclear Decay Gizmo. Some of the worksheets displayed are Nuclear decay work answer key, Nuclear decay answers, Doc nuclear decay gizmo answer keys, Nuclear decay gizmo answer key, Nuclear decay gizmo answers, Answers to the half life gizmo, Iowa state university, Nuclear equation practice answer key.May 22, 2021 · Student Exploration: Nuclear Reactions [Note to teachers and students: This Gizmo was designed as a follow-up to the Nuclear Decay Gizmo. We recommend doing that activity before trying this one.] Vocabulary: chain reaction, CNO cycle, catalyst, deuterium, electron volt, fission, fusion, isotope, nuclear reaction, positron, positron emission, proton …Unformatted text preview: Nuclear Decayr Answer Key n: alpha particle. atomic number. beta particle, daughter product, gamma ray. isotope. mass number. nuclear decay. positron. radioactive. subatomic particle Prior Knowledge Oussllons {Do these BEFORE using the Gizmo-) Mate: The purpose at these questr'ons ts to activate prior knowtedge and get students thtntttrrg.Course Gizmos Student Exploration: Nuclear Decay Institution No School Student Exploration: Nuclear Decay [Note to teachers and students: This Gizmo was designed as a follow-up to the Nuclear Decay Gizmo. We recommend doing that activity before trying this one.]Nuclear decay [note to teachers and students: Longitudinal waves prior knowledge questions (do these before using the gizmo.) in.Element Builder Gizmo Answer Key Free Activity A + My PDF Collection 2021 from bashahighschoolband.comWeb the alpha decay of polonium, and then use the gizmo to check your answer.Student Exploration- Nuclear Decay (ANSWER KEY) - AnyFlip. The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear Decay Gizmo™. On the Gizmo, check that Alpha decay and Uranium are selected. 1.What is the atomic number of helium? __ 1___ Gizmo Warm-up While most atoms are stable, some are radioactive, which means that they have a tendency to undergo spontaneous nuclear decay. The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear ...Oct 5, 2021 · Student Exploration: Nuclear Reactions [Note to teachers and students: This Gizmo was designed as a follow-up to the Nuclear Decay Gizmo. We recommend do ing that activity before trying this one.] Voc abulary: chain reaction, CNO cycle, catalyst, deuterium, electron volt, fission, fusion, isotope, nuclear reaction, posDecay curves. Get the Gizmo ready: Click Reset ( ). Be sure that User chooses half-life and Random decay are selected. Check that the Half-life is 20 seconds and the Number of atoms is 128. Question: How do we measure the rate of radioactive decay? Observe: Select the BAR CHART on the right side of the Gizmo and click Play. C. List two radioactive isotopes of oxygen: Diproton, Hydrogen-Practice : Use the Gizmo to answer the following questions. A. How many electrons are in a neutral atom of lithium? 0. B. How many neutrons are in an atom of Mg-25? C. What is the mass number of an atom with 5 protons and 7 neutrons? 12. D. When an atom is charged, it is called an ion.

Nov 11, 2021 · Both change the atomic number but beta decay increases it while alpha decay decreases it Both change the identity of the atom and allow the atom to achieve a stable nucleus (p:n ratio) Alpha decay decreases the mass but beta decay does not Alpha decay is likely to occur in atoms with high atomic numbers; large nucleus; lots of p+ & n Beta decay ... Ionic Bonds gizmo worksheet answer key name: date: student exploration: ionic bonds directions: follow the instructions to go through the simulation. respond to ... Nuclear Decay SE - WORKSHEET. Chemistry. Other. 94% (343) Students also viewed. ... Download. AI Quiz. 78 5. Was this document helpful? 78 5. Save Share. Ionic Bonds Gizmo worksheet ...Nov 7, 2022 · Nuclear decay answer key preview 2 out of 11 pages. Complete Student Exploration Nuclear Decay Answer Key In A Couple Of Moments By Following The Instructions Below: We recommend doing that activity before. Write an equation for alpha decay in polonium, and then use gizmo to. Complete student exploration nuclear decay …Nov 1, 2022 · Electron configuration gizmo answer key. Web nuclear decay gizmo answers + my pdf collection 2021. Source: bumimerata.blogspot.com. Nuclear decay answer key document language english subject chemistry updated on dec 08,2021 number of pages 11 type exam written 2021.This really is linked to nuclear decay gizmo answer key. READ ALSO Pltw 1.2 4 Answer Key. You wish to be accessible to the clients whenever they ought you, of course, nonetheless there are times as soon as you just can’t be. Choosing a great deal more personnel to reply calls could be a drain on equally time and cash flow. A get in touch …Student Exploration: Nuclear Reactions [Note to teachers and students: This Gizmo was designed as a follow-up to the Nuclear Decay Gizmo. We recommend doing that activity before trying this one.] Vocabulary: chain reaction, CNO cycle, catalyst, deuterium, electron volt, fission, fusion, isotope, nu...

Observe the five main types of nuclear decay: alpha decay, beta decay, gamma decay, positron emission, and electron capture. Write nuclear equatio...Complete Student Exploration Nuclear Decay Answer Key in a couple of moments by following the instructions below: Choose the template you require from our library of legal form samples. Click the Get form key to open it and start editing. Fill in all the requested fields (they will be yellowish).Nuclear Reaction Practice Worksheet Answers - 20 20 - Shopper Carta. email protected]. lb ga aaa bjhb dab lrr ekjr jeuk hce jbip cgr egef hg kcf gh jli tt cb acdc iodw tk fd jbmg bcen aa qnc ad dbc ad dfdg fii.Nov 2, 2022 · Web complete student exploration nuclear decay answer key in a couple of moments by following the instructions below: Web launch gizmo nuclear decay observe the five main types of nuclear decay: Source: keira-ray.blogspot.com. Alpha decay, beta decay, gamma decay, positron emission, and electron capture. Web bundle contains 73 …element. All helium atoms have 2 protons. What is the atomic number of helium? 2 Gizmo Warm-up While most atoms are stable, some are radioactive, which means that they have a tendency to undergo spontaneous nuclear decay. The decay of radioactive atoms generally results in the emission of particles and/or energy.Nov 1, 2021 · Write the element symbols for the isotopes in the table: Hydrogen-1 Carbon-12 Uranium-235 Gizmo Warm-up The Nuclear Reactions Gizmo simulates a particle accelerator. Particle accelerators speed up atoms to very high velocities, then crash the atoms together with enough energy to cause changes called nuclear reactions.Nov 7, 2022 · Net Launch Gizmo Nuclear Reactions Discover Examples Of Nuclear Fusion And Fission Reactions. 2 na + 2 h2o 🡪 2 naoh + 1 h2 c. 2 kclo3 🡪 2 kcl + 3 o2 e. The following summaries about gizmo chemical changes answer key will help you make more personal choices about more accurate and faster information.Gizmo Warm-up Just like students sharing markers, atoms sometimes shabonds. The Ionic Bonds Gizmo allows you to explore howre or swap electrons. By doing this, atoms form ionic bonds form. To begin, check that Sodium (Na) and Chlorine (Cl) are selected from the menus at right. Clickatom.Nov 16, 2021 · The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear Decay Gizmo. On the Gizmo, check that Alpha decay and Uranium are selected. 1. Click Play (), and then click Pause when the alpha particle is clearly visible.Precalculus is used in various fields like chemistry, biology and economics in the real world. It is used to make mathematical models or calculations for getting an optimal answer. In chemistry, precalculus is beneficial in estimating funct...Nov 3, 2022 · Web observe the five main types of nuclear decay: Alpha decay, beta decay, gamma decay, positron emission, and electron capture. Source: giay-caogot.blogspot.com. Nuclear decay answer key document language english subject physics updated on may 17,2022 number of pages 11 type answers. Nuclear decay [note to teachers and students:This process, called decay, causes the radioactive atom to change into a stable daughter atom. The Half-life GizmoTMallows you to observe and measure the decay of a radioactive substance. ... You can use the Half-life Gizmo to model the decay of Carbon-14, which has a half-life of approximately 6,000 years (actual value is 5,730 years).Beta decay refers to a radioactive decay whereby a beta particle is usually emitted from the nucleus of an atom, thus, transforming the original nuclide into an isobar of the that nuclide. A beta particle is denoted by 0 β-1 or 0 e-1. When a radioactive element undergoes a beta decay, its atomic mass remains the same while its atomic number ... Gizmo Answer Key: Nuclear Reactions | Virtual High School - KeepNotes Answer Key Gizmo Answer Key: Nuclear Reactions Hide Info Helpful? 4 University Virtual High School Course STEM | Biology Pages 8 Academic year 2022 Author anon Views 7 Description Name: Dashawn Haynes Date: 05-17-22 Student Exploration: Nuclear …CHEMISTRY - Nuclear Decay Gizmo Anne Swerkey Purpose: To learn the 3 main types of nuclear decay (Alpha, Beta, and Positron) Introduction: While most atoms are stable, some are radioactive. Radioactive atoms tend to undergo the natural process of spontaneous nuclear decay. The decay of radioactive atoms is referred to as nuclear decay because it generally results in the emission of particles ...The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear Decaydecay and Uranium Gizmo. On the Gizmo, check that are selected. Alpha. Click Play ( ), and then click Pause ( ) when the alpha particle is clearly visible.Nuclear Decay Gizmo Answer Key Free - Myilibrary.org. Complete Student Exploration Nuclear Decay Answer Key in a couple of moments by following the instructions below: Choose the template you require from our library of legal form samples. Click the Get form key to open it and start editing. Fill in all the requested fields (they will be ...

Instructions: 1. Go to website: 2. Login using school account. 3. Find Gizmo app 4. Find the Nuclear Decay Gizmo. Begin Student Exploration: Nuclear Decay Vocabulary: alpha particle, atomic number, beta particle, daughter product, gamma ray, isotope, mass number, nuclear decay, positron, radioactive, subatomic particle Prior Knowledge Questions (Do these BEFORE using the Gizmo .)

Alpha Decay Recap: Fill in the blanks below by writing the words to complete the description of alpha decay. When the nucleus decays, an alpha particle is released. This particle is made of two protons and two neutrons, thus an alpha particle has the identity of the element helium.

Dec 31, 2021 · The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear Decay Gizmo. On the Gizmo, check that Alpha decay and Uranium are selected. 1. Click Play (), and then click Pause when the alpha particle is clearly visible.Investigate the decay of a radioactive substance. The half-life and the number of radioactive atoms can be adjusted, and theoretical or random decay can be observed. Data can be interpreted visually using a dynamic graph, a bar chart, and a table. Determine the half-lives of two sample isotopes as well as samples with randomly generated half-lives.Apr 1, 2022 · Student Exploration: Nuclear Decay [Note to teachers and students: This Gizmo was designed as a follow-up to the Nuclear Decay Gizmo. We recommend doing that activity before trying this one.] Vocabulary: chain reaction, CNO cycle, catalyst, deuterium, electron volt, fission, fusion, isotope,...The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear Decay Gizmo™. On the Gizmo, check that Alpha decay and Uranium are selected. 1. Click Play ( ) and then click Pause ( ) when the alpha particle is clearly visible.Nov 23, 2021 · Name: _____ Date: _____ Student Exploration: Nuclear Reactions [Note to teachers and students: This Gizmo was designed as a follow-up to the Nuclear Decay Gizmo. We recommend doing that activity before trying this one.] Vocabulary: chain reaction, CNO cycle, catalyst, deuterium, electron volt, fission, fusion, isotope, nuclear …Course Gizmos Student Exploration: Nuclear Decay Institution No School Student Exploration: Nuclear Decay [Note to teachers and students: This Gizmo was designed as a follow-up to the Nuclear Decay Gizmo. We recommend doing that activity before trying this one.]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 Assessment Questions do not come with an answer key.the phenomenon of the electron capture process in nuclear decay. View the full answer. Step 2/2. Final answer. Transcribed image text: Activity C (continued from previous page) 5. Observe: Click Reset Select Electron capture, and make sure Tungsten is selected. Click Play and watch the animation A What happened to the proton after absorbing an ...

ups store open in sundayemarrb agehouses for rent pennsauken nj craigslistmailbox finder usps Nuclear decay gizmo answer key free no fl code on norcold [email protected] & Mobile Support 1-888-750-8057 Domestic Sales 1-800-221-8894 International Sales 1-800-241-6168 Packages 1-800-800-8594 Representatives 1-800-323-8149 Assistance 1-404-209-9172. Practice: Click Reset , turn off Show equation , and select Radium . Write an equation for the alpha decay of radium, and then use the Gizmo to check your answer. What dangerous gas is produced by the decay of radium-226?. blaze rule 34 If you are a math or science teacher looking for a program that allows for a virtual type of hands on learning, gizmos is the program for . All of the lesson materials are . Fill student exploration nuclear reactions gizmo answer key: Rate free all gizmo answer key pdf form. Sensesse gizmos answer key learn with flashcards, games,.1. Web download file pdf mouse genetics two traits gizmo answer key turning corporate wisdom into market value. Web mice can be stored in cages for future breeding, and the statistics of fur and eye color are reported every time a pair of mice breed. Source: alisha-franks.blogspot.com. lowell line inbound schedulediscount tire 23 mile road nuclear decay. The decay of radioactive atoms generally results in the emission of particles and/or energy. Several types of nuclear decay can be explored with the Nuclear Decay Gizmo. On the Gizmo, check that Alpha and Uranium are selected. 1. Click Play ( ), and then click Pause ( ) when the alpha particle is clearly visible. What is vidio selingkuhmenards privacy lattice New Customers Can Take an Extra 30% off. There are a wide variety of options. Practice: Click Reset , turn off Show equation , and select Radium . Write an equation for the alpha decay of radium, and then use the Gizmo to check your answer. What dangerous gas is produced by the decay of radium-226? Nuclear Decay Gizmo Answer Key Free - Myilibrary.org. Complete Student Exploration Nuclear Decay Answer Key in a couple of moments by following the instructions below: Choose the template you require from our library of legal form samples. Click the Get form key to open it and start editing. Fill in all the requested fields (they will be ...Unformatted text preview: Nuclear Decayr Answer Key n: alpha particle. atomic number. beta particle, daughter product, gamma ray. isotope. mass number. nuclear decay. positron. radioactive. subatomic particle Prior Knowledge Oussllons {Do these BEFORE using the Gizmo-) Mate: The purpose at these questr'ons ts to activate prior knowtedge and get students thtntttrrg.