Este documento define la Web 2.0 como la evolución de Internet que permite a los usuarios participar activamente generando contenido en lugar de solo consumirlo. Explica que sitios Web 2.0 como redes sociales, wikis y blogs permiten la interacción y colaboración entre usuarios. Finalmente, destaca las ventajas de la Web 2.0 como código más sencillo, mejores resultados de búsqueda y facilidad para compartir y organizar información.
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive function. Exercise causes chemical changes in the brain that may help protect against mental illness and improve symptoms for those who already suffer from conditions like anxiety and depression.
This document is a resume for John R. Harvey, an operations management executive with over 10 years of experience in retail management. He has a proven track record of leading retail stores to meet and exceed sales targets through strategic planning, change management, inventory control, and an emphasis on customer service and employee development. His most recent role was as Store Manager for Fred's, Inc, where he consistently exceeded budgeted sales and spearheaded initiatives to reduce shrinkage and increase profits.
Udi y rúbricas laciana modelo cultural y humanosanclaudio3
Este documento presenta una unidad didáctica integrada para estudiantes de secundaria que explora el legado cultural y humano de la región de Laciana. La unidad involucra a las áreas de tecnología, biología, música e inglés y desarrolla competencias clave como la comunicación, el aprendizaje autónomo, las habilidades sociales y la conciencia cultural. Los estudiantes investigarán los aspectos naturales, mineros e históricos de Laciana para comprender su patrimonio y pensar en alternativas económic
Este documento describe la acción tutorial en un centro educativo, incluyendo las funciones del tutor, la legislación relevante, y las interacciones del tutor con los alumnos, padres, profesores y equipo directivo. La acción tutorial busca desarrollar competencias como la social, de aprendizaje autónomo, iniciativa personal y emocional a través de orientación, intercambio de información y organización de recursos.
This document lists 4 different types of animals found in the Pacific Northwest region: grizzly bear, male caribou, sea otter, and Pacific salmon. It provides a short list of key wildlife species without descriptions or additional details about each one.
Jeffrey N. Kelley is an experienced higher education marketing and media professional seeking a full-time position. He has 24 years of experience working in radio at Salem Media Group, KPVU Radio in Prairie View, TX, and KTSU Radio in Houston. His experience includes roles as interim station general manager, program director, operations manager, on-air radio personality, and marketing coordinator. He is skilled in on-air membership drives, live event hosting, voiceovers, supervising students, and completing regulatory inspections.
Este documento define la Web 2.0 como la evolución de Internet que permite a los usuarios participar activamente generando contenido en lugar de solo consumirlo. Explica que sitios Web 2.0 como redes sociales, wikis y blogs permiten la interacción y colaboración entre usuarios. Finalmente, destaca las ventajas de la Web 2.0 como código más sencillo, mejores resultados de búsqueda y facilidad para compartir y organizar información.
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive function. Exercise causes chemical changes in the brain that may help protect against mental illness and improve symptoms for those who already suffer from conditions like anxiety and depression.
This document is a resume for John R. Harvey, an operations management executive with over 10 years of experience in retail management. He has a proven track record of leading retail stores to meet and exceed sales targets through strategic planning, change management, inventory control, and an emphasis on customer service and employee development. His most recent role was as Store Manager for Fred's, Inc, where he consistently exceeded budgeted sales and spearheaded initiatives to reduce shrinkage and increase profits.
Udi y rúbricas laciana modelo cultural y humanosanclaudio3
Este documento presenta una unidad didáctica integrada para estudiantes de secundaria que explora el legado cultural y humano de la región de Laciana. La unidad involucra a las áreas de tecnología, biología, música e inglés y desarrolla competencias clave como la comunicación, el aprendizaje autónomo, las habilidades sociales y la conciencia cultural. Los estudiantes investigarán los aspectos naturales, mineros e históricos de Laciana para comprender su patrimonio y pensar en alternativas económic
Este documento describe la acción tutorial en un centro educativo, incluyendo las funciones del tutor, la legislación relevante, y las interacciones del tutor con los alumnos, padres, profesores y equipo directivo. La acción tutorial busca desarrollar competencias como la social, de aprendizaje autónomo, iniciativa personal y emocional a través de orientación, intercambio de información y organización de recursos.
This document lists 4 different types of animals found in the Pacific Northwest region: grizzly bear, male caribou, sea otter, and Pacific salmon. It provides a short list of key wildlife species without descriptions or additional details about each one.
Jeffrey N. Kelley is an experienced higher education marketing and media professional seeking a full-time position. He has 24 years of experience working in radio at Salem Media Group, KPVU Radio in Prairie View, TX, and KTSU Radio in Houston. His experience includes roles as interim station general manager, program director, operations manager, on-air radio personality, and marketing coordinator. He is skilled in on-air membership drives, live event hosting, voiceovers, supervising students, and completing regulatory inspections.
Emone Jackson is pursuing multiple careers as a designer, nurse, and cosmetologist. She is currently located in Seattle but is from Texas originally. Her short term goals include graduating from her programs, while her long term goals were not specified in the document.
El documento lista los materiales y elementos de protección utilizados en varios procesos productivos como la elaboración de helados, chicles, pupitres escolares y yogurt. Para cada proceso, se enumeran los ingredientes y materiales utilizados y los elementos de protección como gorros, guantes, gafas y uniformes que evitan la contaminación y protegen a los trabajadores.
This one sentence document does not provide enough context or information to create an accurate 3 sentence summary. The document contains only one word - "Lorem" - which is not meaningful on its own.
Ricardo Calado worked for eight years under the supervision of Bárbara Bulhosa, first in administration at a bookstore and then as an editorial assistant. Bulhosa emphasizes Calado's strong human and professional skills, noting he proved extremely competent and a great asset. Calado displayed admirable responsibility, followed directives well, and had great teamwork abilities. Bulhosa also praised Calado's wide general culture and intellectual qualities, saying he has the precision and professional awareness to be an excellent mathematics teacher.
Este documento describe una actividad de repaso para alumnos de 2o primaria que consiste en un juego de trivial basado en tribus indias. La actividad incluirá preguntas sobre matemáticas, lengua, conocimiento del medio e inglés. Los alumnos se dividirán en grupos que representarán tribus indias y competirán para responder preguntas correctamente. El objetivo es repasar contenidos del curso y desarrollar diferentes competencias.
Debbie Skotnitsky has over 30 years of experience providing administrative support and has worked in roles supporting directors, managers, and teams at Enbridge Pipelines, Grant MacEwan University, Triton Maintenance & Construction, Reid's Welding, GPT Consulting Services, Westcoast Petroleum, and Voyager Energy. Her experience includes scheduling, coordinating meetings and projects, budget reporting, filing, and people management. She currently works independently to support a Director/Senior Manager at Enbridge Pipelines with tasks like managing their schedule, screening communications, coordinating governance processes, and more.
Un documento promociona los servicios de consultoría de administración de empresas ofrecidos por licenciados en administración, afirmando que ellos tienen las estrategias y herramientas para que las empresas salgan a flote en tiempos difíciles y eviten errores empresariales, repitiendo el hashtag #MiFIRMAVALE varias veces.
Presentation given at the Stockholm R useR Group (SRUG) meetup on Dec 6, 2016. Contains a general overview of deep learning, material on using Tensorflow in R etc.
The document defines and compares direct and reported speech. It provides examples of how to change direct speech into reported speech by modifying verbs, pronouns, words indicating time and place, and types of sentences like statements, questions, imperatives, and exclamations. Specifically, it discusses changing verbs to past tense in reported speech, replacing pronouns, and altering words referring to time, place, and possession. It also notes exceptions when these changes are not necessary, such as for present tenses describing permanent situations.
Bài tập ôn thi THPT Quốc gia: Từ đồng nghĩa - trái nghĩaschoolantoreecom
This document contains exercises to help students prepare for the Vietnamese national high school graduation exam. It includes 12 sections with questions testing understanding of synonyms and antonyms in English. For each question, students must choose the word or phrase that is closest or opposite in meaning to an underlined part of a sentence. The answers are provided after each question for self-study purposes. The exercises cover a variety of topics and vocabulary words that may appear on the exam.
Đề thi thử THPT Quốc gia môn Tiếng anh Trường THPT Nguyễn Trãi – Thái Bình lầ...schoolantoreecom
This document is an exam for the Vietnamese national high school graduation exam. It contains reading comprehension and English language questions testing pronunciation, grammar, vocabulary and reading comprehension. The exam contains questions in multiple choice format across six sections testing these English skills.
Emone Jackson is pursuing multiple careers as a designer, nurse, and cosmetologist. She is currently located in Seattle but is from Texas originally. Her short term goals include graduating from her programs, while her long term goals were not specified in the document.
El documento lista los materiales y elementos de protección utilizados en varios procesos productivos como la elaboración de helados, chicles, pupitres escolares y yogurt. Para cada proceso, se enumeran los ingredientes y materiales utilizados y los elementos de protección como gorros, guantes, gafas y uniformes que evitan la contaminación y protegen a los trabajadores.
This one sentence document does not provide enough context or information to create an accurate 3 sentence summary. The document contains only one word - "Lorem" - which is not meaningful on its own.
Ricardo Calado worked for eight years under the supervision of Bárbara Bulhosa, first in administration at a bookstore and then as an editorial assistant. Bulhosa emphasizes Calado's strong human and professional skills, noting he proved extremely competent and a great asset. Calado displayed admirable responsibility, followed directives well, and had great teamwork abilities. Bulhosa also praised Calado's wide general culture and intellectual qualities, saying he has the precision and professional awareness to be an excellent mathematics teacher.
Este documento describe una actividad de repaso para alumnos de 2o primaria que consiste en un juego de trivial basado en tribus indias. La actividad incluirá preguntas sobre matemáticas, lengua, conocimiento del medio e inglés. Los alumnos se dividirán en grupos que representarán tribus indias y competirán para responder preguntas correctamente. El objetivo es repasar contenidos del curso y desarrollar diferentes competencias.
Debbie Skotnitsky has over 30 years of experience providing administrative support and has worked in roles supporting directors, managers, and teams at Enbridge Pipelines, Grant MacEwan University, Triton Maintenance & Construction, Reid's Welding, GPT Consulting Services, Westcoast Petroleum, and Voyager Energy. Her experience includes scheduling, coordinating meetings and projects, budget reporting, filing, and people management. She currently works independently to support a Director/Senior Manager at Enbridge Pipelines with tasks like managing their schedule, screening communications, coordinating governance processes, and more.
Un documento promociona los servicios de consultoría de administración de empresas ofrecidos por licenciados en administración, afirmando que ellos tienen las estrategias y herramientas para que las empresas salgan a flote en tiempos difíciles y eviten errores empresariales, repitiendo el hashtag #MiFIRMAVALE varias veces.
Presentation given at the Stockholm R useR Group (SRUG) meetup on Dec 6, 2016. Contains a general overview of deep learning, material on using Tensorflow in R etc.
The document defines and compares direct and reported speech. It provides examples of how to change direct speech into reported speech by modifying verbs, pronouns, words indicating time and place, and types of sentences like statements, questions, imperatives, and exclamations. Specifically, it discusses changing verbs to past tense in reported speech, replacing pronouns, and altering words referring to time, place, and possession. It also notes exceptions when these changes are not necessary, such as for present tenses describing permanent situations.
Bài tập ôn thi THPT Quốc gia: Từ đồng nghĩa - trái nghĩaschoolantoreecom
This document contains exercises to help students prepare for the Vietnamese national high school graduation exam. It includes 12 sections with questions testing understanding of synonyms and antonyms in English. For each question, students must choose the word or phrase that is closest or opposite in meaning to an underlined part of a sentence. The answers are provided after each question for self-study purposes. The exercises cover a variety of topics and vocabulary words that may appear on the exam.
Đề thi thử THPT Quốc gia môn Tiếng anh Trường THPT Nguyễn Trãi – Thái Bình lầ...schoolantoreecom
This document is an exam for the Vietnamese national high school graduation exam. It contains reading comprehension and English language questions testing pronunciation, grammar, vocabulary and reading comprehension. The exam contains questions in multiple choice format across six sections testing these English skills.
1. Gia sư luyện thi đại học trực tuyến chất lượng cao - http://School.antoree.com
Luyện thi đại học cùng https://School.antoree.com
BÀI TẬP VỀ LÖÔÏNG TÖÛ AÙNH SAÙNG
1. Phaùt bieåu naøo sau ñaây laø ñuùng? Hieän töôïng quang ñieän laø hieän töôïng eâlectron bò
böùt ra khoûi kim loaïi khi
A. chieáu vaøo kim loaïi aùnh saùng thích hôïp. B. noù bò nung noùng.
C. ñaët taám kim loaïi vaøo trong moät ñieän tröôøng maïnh. D. nhuùng taám kim loaïi vaøo trong
moät dung dòch.
2. Chieáu moät chuøm böùc xaï ñôn saéc vaøo moät taám keõm coù giôùi haïn quang
ñieän 0,35 m . Hieän töôïng quang ñieän seõ khoâng xaûy ra khi chuøm böùc xaï coù böôùc soùng
laø
A. 0,1 m B. 0,2 m C. 0,3 m D. 0,4 m
3. Giôùi haïn quang ñieän cuûa moãi kim loaïi laø
A. Böôùc soùng daøi nhaát cuûa böùc xaï chieáu vaøo kim loaïi ñoù maø gaây ra ñöôïc hieän töôïng
quang ñieän.
B. Böôùc soùng ngaén nhaát cuûa böùc xaï chieáu vaøo kim loaïi ñoù maø gaây ra ñöôïc hieän töôïng
quang ñieän.
C. Coâng nhoû nhaát duøng ñeå böùt eâlectron ra khoûi beà maët kim loaïi ñoù.
D. Coâng lôùn nhaát duøng ñeå böùt eâlectron ra khoûi beà maët kim loaïi ñoù.
4. Doøng quang ñieän ñaït ñeán giaù trò baõo hoaø khi
A. Taát caû caùc eâlectron baät ra töø catoât khi catoát ñöôïc chieáu saùng ñeàu veà ñöôïc anoât.
B. Taát caû caùc eâlectron baät ra töø cotoât ñöôïc chieáu saùng ñeàu quay trôû veà ñöôïc catoât.
C. Coù söï caân baèng giöõa soá eâlectron baät ra töø catoât vaø soá eâlectron bò huùt quay trôû laïi
catoât.
D. Soá eâlectron töø catoât veà anoát khoâng ñoåi theo thôøi gian.
5. Phaùt bieåu naøo sau ñaây laø khoâng ñuùng? Ñoäng naêng ban ñaàu cöïc ñaïi cuûa eâlectron
quang ñieän phuï thuoäc
A. vaøo baûn chaát cuûa kim loaïi. B. böôùc soùng cuûa chuøm aùnh saùng kích
thích.
C. taàn soá cuûa chuøm aùnh saùng kích thích. D. cöôøng ñoä cuûa chuøm aùnh saù`ng kích thích.
6. Phaùt bieåu naøo sau ñaây laø ñuùng? Hieän töôïng quang ñieän trong laø hieän töôïng
A. böùt eâlectron ra khoûi beà maët kim loaïi khi chieáu vaøo kim loaïi aùnh saùng coù böôùc soùng
thích hôïp.
B. eâlectron bò baén ra khoûi kim loaïi khi kim loaïi bò ñoát noùng
C. eâlectron lieân keát ñöôïc giaûi phoùng thaønh eâlectron daãn khi chaát baùn daãn ñöôïc chieáu
baèng böùc xaïthi1ch hôïp.
D. ñieän trôû cuûa vaät daãn kim loaïi taêng leân khi chieáu aùnh saùng vaøo kim loaïi.
7. Moät chaát quang daãn coù giôùi haïn quang daãn laø 0,62 m . Chieáu vaøo chaát baùn daãn ñoù
laàn löôït caùc chuøm böùc xaï ñôn saéc coù taàn soá f1 = 4,5 . 1014
Hz; f4 = 6,0 . 1014
Hz; thì hieän
töôïng quang daãn seõ xaûy ra vôùi
A. Chuøm böùc xaï 1. B. Chuøm böùc xaï 2. C. Chuøm böùc xaï 3. D. Chuøm böùc xaï 4.
8. Choïn caâu ñuùng. Khi:
A. taêng cöôøng ñoä cuûa chuøm aùnh saùng kích thích keân hai laàn thì cöôøng ñoä doøng quang
ñieän taêng leân hai laàn.
B. taêng böôùc soùng cuûa chuøm aùnh saùng kích thích leân hai laàn thì cöôøng ñoä doøng quang
ñieän taêng leân hai laàn.
C. giaûm böôùc soùng cuûa chuøm aùnh saùng kích thích xuoáng hai laàn thì cöôøng ñoä doøng
quang ñieän taêng leân hai laàn.
D. aùnh saùng kích thích gaây ra ñöôïc hieän töôïng quang ñieän, neáu giaûm böôùc soùng cuûa
chuøm böùc xaï thì ñoäng naêng ban ñaàu cöïc ñaïi cuûa eâlectron quang ñieän taêng leân.
9. theo quang ñieåm cuûa thuyeát löôïng töû phaùt bieåu naøo sau ñaây laø khoâng ñuùng?
A. Chuøm aùnh saùng laø moät doøng haït, moãi haït laø moät phoâtoân mang naêng löôïng.
B. Cöôøng ñoä chuøm saùng tæ leä thuaän vôùi soá phoâtoân trong chuøm.
2. Gia sư luyện thi đại học trực tuyến chất lượng cao - http://School.antoree.com
Luyện thi đại học cùng https://School.antoree.com
C. Khi aùnh saùng truyeàn ñi caùc phoâtoân aùnh saùng khoâng ñoåi, khoâng phuï thuoäc khoaûng
caùch ñeán nguoàn saùng.
D. Caùc phoâtoân coù naêng löôïng baèng nhau vì chuùng lan truyeàn vôùi vaän toác baèng nhau.
10. Phaùt bieåu naøo sau ñaây laø khoâng ñuùng? Ñoäng naêng ban ñaàu cöïc ñaïi cuûa eâlectron
quang ñieän
A. khoâng phuï thuoäc vaøo cöôøng ñoä cuûa chuøm aùnh saùng kích thích.
B. phuï thuoäc vaøo baûn chaát kim loaïi duøng laøm catoât.
C. khoâng phuï thuoäc vaøo böôùc soùng cuûa chuøm aùnh saùng kích thích.
D. phuï thuoäc vaøo böôùc soùng cuûa chuøm aùnh saùng kích thích.
11. Chieáu moät chuøm böùc xaï ñôn saéc vaøo catoát cuûa teá baøo quang ñieän ñeå trieät tieâu
doøng quang ñieän thì hieäu ñieän theá haõm coù giaù trò tuyeät ñoái laø 1,9V. vaän toác ban ñaàu
cöïc ñaïi cuûa quang eâlectron laø bao nhieâu?
A. 5,2 . 105
m/s. B. 6,2 . 10 5
m/s. C. 7,2 . 105
m/s. D. 8,2 . 105
m/s.
12. Chieáu moät chuøm aùnh saùng ñôn saéc coù böôùc soùng 400 nm vaøo catoât cuûa moät teá
baøo quang ñieän, ñöôïc laøm baèng Na. Giôùi haïn quang ñieän cuûa Na laø 0,50 m . Vaän toác
ban ñaàu cöïc ñaïi cuûa eâlectron quang ñieän laø
A. 3,28 . 105
m/s. B. 4,67 . 10 5
m/s. C. 5,45 . 105
m/s. D. 6,33 . 105
m/s.
13. Chieáu vaøo catoât cuûa moät teá baøo quang ñieän moät chuøm böùc xaï ñôn saéc coù böôùc
soùng 0,330 m . Ñeå trieät tieâu doøng quang ñieän caàn moät hieäu ñieän theá haõm coù giaù trò
tuyeät ñoái laø 1,38V. Coâng thoaùt cuûa kim loaïi duøng laøm catoât laø
A. 1,16 eV B. 1,94 eV C. 2,38 eV D. 2,72 eV
14. Chieáu vaøo catoât cuûa moät teá baøo quang ñieän moät chuøm böùc xaï ñôn saéc coù böôùc
soùng 0,330 m . Ñeå trieät tieâu quang ñieän caàn moät hieäu ñieän theá haõm coù giaù trò tuyeät
ñoái laø 1,38 V. Giôùi haïn quang ñieän cuûa kim loaïi duøng laøm catoât laø
A. 0,521 m B. 0,442 m C. 0,440 m D. 0,385 m
15. Chieáu moät chuøm böùc xaï ñôn saéc coù böôùc soùng 0,276
m vaøo catoât cuûa moät teá baøo quang ñieän thì hieäu ñieän haõm coù giaù trò tuyeät ñoái baèng
2 V. Coâng thoaùt cuûa kim loaïi duøng laøm catoât laø
A. 2,5eV. B. 2,0eV. C. 1,5eV. D. 0,5eV.
16. Chieáu chuøm böùc xaï ñôn saéc coù böôùc soùng 0,5 m . Vaän toác ban ñaàu cöïc ñaïi cuûa
eâlectronquang ñieän laø
A. 2,5 . 105
m/s. B. 3,7 . 105
m/s. C. 4,6 . 105
m/s. D. 5,2 . 105
m/s.
17. Chieáu moät chuøm böùc xaï ñôn saéc coù böôùc soùng 0,20 m vaøo moät quûa caàu baèng
ñoàng, ñaët coâ laäp veà ñieän. Giôùi haïn quang ñieän cuûa ñoàng laø 0,30 m . Ñieän theá cöïc ñaïi
maø quaû caàu ñaït ñöôïc so vôùi ñaát laø
A. 1,34 V. B. 2,07 V. C. 3,12 V. D. 4,26 V.
18. Chieáu moät chuøm böùc xaï coù böôùc soùng 180=λ , m . Vaän toác ban ñaàu cöïc ñaïi cuûa
eâlectron quan ñieän laø
A. 9,85 . 105
m/s. B. 8,36 .106
m/s. C. 7,56 . 105
m/s. C. 6,54 .106
m/s.
19. Chieáu moät chuøm böùc xaï coù böôùc soùng 18,0 m . Vaøo catoât cuûa moät teá baøo
quang ñieän. Giôùi haïn quang ñieän cuûa kim loaïi duøng laøm catoât laø .m0 Hieäu ñieän theá
haõm ñeå trieät tieâu doøng quang ñieän laø
A. .V85,1Uh B. .V76,2Uh C. .V20,3Uh D. .V25,4Uh
20. Kim loaïi duøng laøm catoât cuûa moät teá baøo quang ñieän coù coâng thoaùt laø 2,2 eV. Chieáu
vaøo catoât böùc xaï ñieän töø coù böôùc soùng . Ñeå trieät tieâu doøng quang ñieän caàn ñaët
moät hieäu ñieän theá haõm Uh = UKA = 0,4 V. Giôùi haïn quang ñieän cuûa kim loaïi duøng laøm
catoât laø
A. 0,4342 . 10 – 6
m. B. 0,4824 . 10 – 6
m. C. 0,5236 . 10 – 6
m. D. 0,5646 . 10 – 6
m.
3. Gia sư luyện thi đại học trực tuyến chất lượng cao - http://School.antoree.com
Luyện thi đại học cùng https://School.antoree.com
21. Kim loaïi duøng laøm catoât cuûa moät teá baøo quang ñieän coù coâng thoaùt laø 2,2 eV. Chieáu
vaøo catoât böùc xaï ñieän töø coù böôùc soùng . Ñeå trieät tieâu doøng quang ñieän caàn ñaët
moät heäu ñieän theá haõm Uh = UKA = 0,4 V. taàn soá cuûa böùc xaï ñieän töø laø
A. 3,75 . 1014
Hz. B. 4,58 . 1014
Hz. C. 5,83 . 1014
Hz. D. 6,28 . 1014
Hz.
22. Coâng thoaùt cuûa kim loaïi Na laø 2,48 eV. Chieáu moät chuøm böùc xaï coù böôùc soùng 0,36
m vaøo teá baøo quang ñieän coù catoât laøm baèng Na. Vaän toác ban ñaàu cöïc ñaïi cuûa
eâlectron quang ñieän laø
A. 5,84 . 105
m/s. B. 6,24 .105
m/s. C. 5,84 . 106
m/s. C. 6,24 .106
m/s.
23. Coâng thoaùt cuûa kim loaïi Na laø 2,48 eV. Chieáu moät chuøm böùc xaï coù böôùc soùng 0,36
m vaøo teá baøo quang ñieän coù catoât laøm baèng Nathì cöôøng ñoä doøng quang ñieän baõo
hoaø laø 3 .A Sôù eâlectron bò böùt ra khoûi catoât trong moãi giaây laø
A. 1,875 . 1013
B. 2,544 .1013
C. 3,263 . 1012
C. 4,827 .1012
24. Naêng löôïng ion hoaù nguyeân töû hiñroâ laø 13,6 eV. Böôùc soùng ngaén nhaát cuûa böùc xaï
maø nguyeân töû coù theå phaùt ra laø
A. 0,1220 m B. 0,0913 m C.0,0656 m D. 0,5672 m
25. Hieäu ñieän theá giöõa hai cöïc cuûa moät oáng Rôn-gen laø 15kV. Giaû söû eâlectron baät ra töø
catoât coù vaän toác ban ñaàu baèng khoâng thì böôùc soùng ngaén nhaát cuûa tia X maø oáng coù
theå phaùt ra laø
A. 75,5 . 10 -12
m. B. 82,8 . 10 -12
m. C. 75,5 . 10 -10
m. D. 82,8 . 10 -10
m.
26. Maãu nguyeân töû Bo khaùc maãu nguyeân töû Rô-dô-pho ôû ñieåm naøo döôùi ñaây?
A. Hình daïng quyõ ñaïo cuûa caùc eâlectron. B. Löïc töông taùc giöõa eâlectron vaø haït nhaân
nguyeân töû.
C. Traïng thaùi coù naêng löôïng oån ñònh. D. Moâ hình nguyeân töû coù haït nhaân.
27. Böôùc soùng daøi nhaát trong daõy Banme laø 0,6560 m . Böôùc soùng daøi nhaát trong daõy
Laiman laø 0,1220 m . Böôùc soùng daøi thöù hai cuûa daõy Laiman laø
A. 0,0528 m B. 0,1029 m C. 0,1112 m D. 0,1211 m
28. Phaùt bieåu naøo sau ñaây laø ñuùng? Daõy Laiman
A. naèm trong vuøng töû ngoaïi. B. naèm trong vuøng aùnh saùng nhìn thaáy.
C. naèm trong vuøng hoàng ngoaïi. D. moät phaàn trong vuøng aùnh saùng nhìn thaáy vaø moät
phaàn trong vuøng töû ngoaïi.
29. Phaùt bieåu naøo sau ñaây laø khoâng ñuùng? Daõy Banme naèm
A. trong vuøng töû ngoaïi. B. trong vuøng aùnh saùng nhìn thaáy.
C. trong vuøng hoàng ngoaïi. D. moät phaàn trong vuøng aùnh saùng nhìn thaáy vaø moät phaàn
trong vuøng töû ngoaïi.
30. Choïn caâu ñuùng: Caùc vaïch thuoäc daõy Banme öùng vôùi söï chuyeån cuûa eâlectron töø caùc
quyõ ñaïo ngoaøi veà
A. Quyõ ñaïo K. B. Quyõ ñaïo L. C. Quyõ ñaïo M. D. Quyõ ñaïo O.
31. Böôùc soùng cuûa vaïch quang phoå thöù nhaát trong daõy Laiman laø 122 nm, cuûa vaïch quang
phoå thöù nhaát vaø thöù hai cuûa daõy Banme laø 0,656 m vaø 0,4860 m . Böôùc soùng cuûa
vaïch thöù ba trong daõy Laiman laø
A. 0,0224 m B. 0,4324 m C. 0,0975 m D. 0,3672 m
32. Böôùc soùng cuûa vaïch quang phoå thöù nhaát trong daõy Laiman laø 122 nm, böôùc soùng cuûa
vaïch quang phoå thöù nhaát vaø thöù hai cuûa daõy Banme laø 0,656 m vaø 0,4860 m . Böôùc
soùng cuûa vaïch thöù nhaát trong daõy Pasen la:
A. 1,8754 m B. 1,3627 m C. 0,9672 m D.0,7645 m
Đáp án:
Câu 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
ĐA A D A A D C D D D C D B C A A C
Câu 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
4. Gia sư luyện thi đại học trực tuyến chất lượng cao - http://School.antoree.com
Luyện thi đại học cùng https://School.antoree.com
ĐA B A B D D A A B B C B A D B C A
