Activity 1 Charge Direction: Determine the charge on the object and explain why it has this charge. Charge Object Explanation 1. 2. 3. 4. 5. An atom that has 16 electrons and 15 protons Reference: https://studylib.net/doc/8476708/01.1-laws-of-electric-charge-worksheet Guide Questions
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Q: What will be acceleration of a body of mass 7 kg if a force of 420N is applied to if ?
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Q: What will be acceleration of a body of mass 7 kg if a force of 420N is applied to if ?
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- 4) Listen What is the total charge of all electrons in 18 /100 gram of Carbon dioxide CO2 gas? Your Answer: Answer P Type here to search e 41E Hazze 1001 AM 13 do 4- 9) delete home pa up esc end 23 $ 4. & 3. 6. 7. 8. 9. %3D + backspace num Icok Q W R T Y 8. tab home an Ba J 4. enter caps lock prt sc C M * shift 1. 2 shift 1 end po dn alt fn alt ins 3.Schoolog X O Aloms G Whd istrictims.seattleschools.org/common-assessment-delivery/start/4777996531?action3Donresume&submissionld%3D464527652 TFTOM experment ATOM.3.3 & Atom.J SIRJ Drag the pictures into the table below. Place them in order from weakest attractive force between the proton(s) and electron to strongest attractive force between the proton(s) and electron. weakest attractive force strongest attractive force :: 0.20 nm 0.10 nm 0.10 nm :: 3. 4. 6. 00Direction: 1.Determine the number of electron,proton,and neutron in an atom, positive ions(cation)and negative ions(anion). 2. Draw the subatomic particles in proper location inside an atom/anion/cation. 3. Write your answer inside the box and use the symbol of electron, neutron and proton given below.
- Kindlyenligthen me. This is about nature of Light, Models of the Atom, and Quantum Numbers. Show complete steps/solution. 1. A photon of light has a wavelength of 461 nm. What is the corresponding energy of thiswavelength? 2. Calculate the wavelength of a photon (in nm) emitted by a hydrogen atom when its electron drops from the n = 5 state to the n = 2 state. 3. Calculate the wavelength associated with an electron (9.11 x 10-31 kg) moving at 52 m/s.What is critical temperature Tc ? Do all materials have a critical temperature? Explain why or why not.1. Explain in a few sentences why you might be safe inside your new Volkswagen Beetle even when struck by a bolt of lightning. 2. For the Oil Drop experiment, derive a formula for the droplet’s charge given its density ρ and radius r. The two plates have a potential difference ΔV and plate separation d.Hint: What forces acting on the drop need to be balanced? Check the units on both sides of your derived equation. 3. How would your answer change if the droplets were assumed to be cubes (V=r3)?
- Use your own words and captured images for each question. Everything around us is made up of different elements. The air has Oxygen and Nitrogen. Plants and people have lots of Carbon. Helium is in balloons. Hydrogen is in water. Open the 'Symbol' screen, then explore to develop your own ideas about how the atomic particles determine the name of an atom or ion. 1. What determines the element? 2. Test your idea by identifying the element for the 3 cases. Insert captured images. Table 3 example Atom or Ion has What Element is it? # of protons: 6 # of neutrons: 6 1 # of electrons: 6 # of protons: 7 # of neutrons: 6 2 # of electrons: 6 # of protons: 6 3 # of neutrons: 7 # of electrons: 7Task 1: Use your own words and captured images for each question. Open the Atom' screen, then explore to develop your own ideas about the atomic particles that make up atoms and ions. 1. What particles go in the centre of the atom? What is the centre called? 2. Explore until you discover a good rule for making the centre of the atom stable. 3. What seems to make the centre of the atom unstable? 4. Fill in the table to identify three examples – at least 1 stable and at least 1 unstable – that shows your rules for stability work to “build an atom" of your own. Table 1 Capture and paste your atom Is it stable or unstable? What is in your What element is nucleus? it? 1 3 Taelt 1.lus.com/StudentFunctions/Interface/acellus_engine.html?ClassID=... What is the energy of the photon an electron in hydrogen must absorb to jump from the 1st to 5th energy level, in eV? [?]eV Academy of Science. All Rights Reserved. Q Search H Enter hulu
- Iron has a magnetic moment of 2.22 Bohr magnetons per atom and a density of 7.87-103 kg.m-3. Calculate the expected magnetization of iron at 0 K and describe any assumptions that you have made. How would you expect this magnetization of iron to vary as temperature is increased. How does the number of Bohr magnetons per atom change from 0 K to 300 K. Why does a piece of iron typically not exhibit high magnetization at room temperature (unless it has been "magnetized")?problem_set No. 7.pdf E Final Project Autonomy.pdf problem_set No._7.pdf C:/Users/mande/Downloads/problem_set_No._7.pdf A Read aloud V Draw v F Highlight O Erase 21. The kinetic energy of an electron accelerated in an x-ray tube is 100 keV. Assuming it is nonrelativistic, what is its wavelength? 22. Suppose the velocity of an electron in an atom is known to an accuracy of 2.0 × 10° m/s (reasonably accurate compared with orbital velocíties). What is the electron's minimum uncertainty in position, and how does this compare with the approximate 0.1-nm size of the atom? 23. The decay energy of a short-lived nuclear excited state has an uncertainty of 2.0 eV due to its short lifetime. What is the smallest lifetime it can have? 24. (a) What is the surface temperature of Betelgeuse, a red giant star in the constellation Orion, which radiates with a peak wavelength of about 970 nm? (b) Rigel, a bluish-white star in Orion, radiates with a peak wavelength of 145 nm. Find the temperature of…t Activity 1.2: Solve for the following problems. Show your solutions and box your final answers. Criteria for Scoring and Given 1 required Appropriate model or equation Solution Final answer Total 1 2 1 1. How much heat is needed to raise the temperature of a 3 kg of aluminum 8 K?