๐ฒ Quiz '๐ฅแแฉแข แซแแแ แแชแแขแฉแแแแแ แฏแดแแทแฉแ แแดแฉแแชแแแแ, แฉแแฉแแชแแฉ, แแฉแแชแแฉแฐแ แฉแแ แฉแแขแชแแฉแฐแ แแดแข แทแฉ:- แแแผแชแแฉแแขแแ แแแแแขแดแ แญแแดแฐแแแฐ แฉแแฐแแแ'
๐ 12 questions ยท โฑ 1 min
๐ 12 questions ยท โฑ 1 min
แจ12แ แญแแ แฅแแซแ แแฐแ แจแแฐแฅแ แต แแ แญแ แแแข
แจ12แ แญแแ แแแญ แ แแ แแฐแ แจแแแ 3 แฅแตแจ แแแ 5 แแแ แ แซแ แณแญแแต แค แจแแแ 9 แฅแตแจ แแแ 11/2016 แ/แ แแฐแแฅแฎ แณแญแแต แฐแแณแแฝ แ แ แญแ แแจแฅ (Online) แฅแ แ แฉแแจแญแฒแฒ แแตแฅ แ แแจแแต แญแฐแฃแแข
แ แแจแแต แแญ แจแแแฐแ แจแแ แ แซแ แณแญแแต แฐแแณแแฝ แจแฐแ 30 แฅแตแจ แแแ 01/2016 แ/แ แฅแแฒแแ แจแฐแแฅแฎ แณแญแแต แจแแแ 6 แฅแตแจ 7/2016 แ/แ แแฐ แฉแแจแญแตแฒ แจแแแก แญแแแแข
แแจแแ แจแตแแ แญแต แแแแ แแฐแแแฝ แ แแแแแต แแแข
@TopperTutor
แจ12แ แญแแ แแแญ แ แแ แแฐแ แจแแแ 3 แฅแตแจ แแแ 5 แแแ แ แซแ แณแญแแต แค แจแแแ 9 แฅแตแจ แแแ 11/2016 แ/แ แแฐแแฅแฎ แณแญแแต แฐแแณแแฝ แ แ แญแ แแจแฅ (Online) แฅแ แ แฉแแจแญแฒแฒ แแตแฅ แ แแจแแต แญแฐแฃแแข
แ แแจแแต แแญ แจแแแฐแ แจแแ แ แซแ แณแญแแต แฐแแณแแฝ แจแฐแ 30 แฅแตแจ แแแ 01/2016 แ/แ แฅแแฒแแ แจแฐแแฅแฎ แณแญแแต แจแแแ 6 แฅแตแจ 7/2016 แ/แ แแฐ แฉแแจแญแตแฒ แจแแแก แญแแแแข
แแจแแ แจแตแแ แญแต แแแแ แแฐแแแฝ แ แแแแแต แแแข
@TopperTutor
#Update
๐แจ12แ แญแแ แแแแแซ แแฐแ แ แฆแแแญแ แจแแตแแฐแ แฐแแชแแฝ แแฐแแ แจแแฐแ แ แ แจ แตแแ แญแต แคแณแนแ แฒแแ แแแฐแแแ แฎแแแแฐแฎแฝแฃแแแถแแฝแฃแณแฅแแถแฝ แฅแ แแแฝ แแฅแ แถแฝ แฅแจแฐแแแ แแแข
แจแ แฒแต แ แ แฃ แฐแแชแแฝ แแ แ แแ แ แฆแแแญแ แฅแแฐแแฐแฅ แญแ แ แแแข
๐แจ12แ แญแแ แแแแแซ แแฐแ แ แฆแแแญแ แจแแตแแฐแ แฐแแชแแฝ แแฐแแ แจแแฐแ แ แ แจ แตแแ แญแต แคแณแนแ แฒแแ แแแฐแแแ แฎแแแแฐแฎแฝแฃแแแถแแฝแฃแณแฅแแถแฝ แฅแ แแแฝ แแฅแ แถแฝ แฅแจแฐแแแ แแแข
แจแ แฒแต แ แ แฃ แฐแแชแแฝ แแ แ แแ แ แฆแแแญแ แฅแแฐแแฐแฅ แญแ แ แแแข
๐2
common analogies related to varioupics with their answers:
1. Time is money - Money represents value, and time is our most precious resource.
Answer: Just like money, we invest time wisely and utilize it efficiently.
2. The brain is a computer - A complex network processing information, making decisions, learning, and adapting.
Answer: Just as computers process data, brains interpret sensory input and respond accordingly.
3. Love is a fire - Passionate emotions fueling intense feelings.
Answer: Like a burning flame, love can bring warmth, light, and intensity.
4. Life is a journey - Experiences gathered along the way shape our character and define us as individuals.
Answer: Similar to traveling, life offers lessons and opportunities for growth.
5. Water is life - Essential element supporting all known forms of terrestrial life.
Answer: Without water, no organisms would exist, just like how a plant cannot survive without it.
6. Music is food for the soul - An emotional experience affecting our moods and thoughts.
Answer: Much like how nutrition sustains our bodies, music feeds our spirits.
7. A book is a garden - Each page holds new knowledge waiting to bloom in our minds.
Answer: Just as gardens grow from seeds, books provide the foundation for expanding knowledge.
8. Art is a reflection of culture - Reflects society's beliefs, values, and aesthetics.
Answer: Through art, we glimpse into the collective consciousness of a civilization.
9. Dreams are windows to the subconscious mind - Expressions of inner desires, fears, and aspirations.
Answer: Like peering into another world, dreams offer insight into our deepest thoughts.
10. Friendship is a treasure - Valuable relationships bringing joy and enrichment throughout life.
Answer: Treasured friendships endure adversity, providing companionship and support when needed.
1. Time is money - Money represents value, and time is our most precious resource.
Answer: Just like money, we invest time wisely and utilize it efficiently.
2. The brain is a computer - A complex network processing information, making decisions, learning, and adapting.
Answer: Just as computers process data, brains interpret sensory input and respond accordingly.
3. Love is a fire - Passionate emotions fueling intense feelings.
Answer: Like a burning flame, love can bring warmth, light, and intensity.
4. Life is a journey - Experiences gathered along the way shape our character and define us as individuals.
Answer: Similar to traveling, life offers lessons and opportunities for growth.
5. Water is life - Essential element supporting all known forms of terrestrial life.
Answer: Without water, no organisms would exist, just like how a plant cannot survive without it.
6. Music is food for the soul - An emotional experience affecting our moods and thoughts.
Answer: Much like how nutrition sustains our bodies, music feeds our spirits.
7. A book is a garden - Each page holds new knowledge waiting to bloom in our minds.
Answer: Just as gardens grow from seeds, books provide the foundation for expanding knowledge.
8. Art is a reflection of culture - Reflects society's beliefs, values, and aesthetics.
Answer: Through art, we glimpse into the collective consciousness of a civilization.
9. Dreams are windows to the subconscious mind - Expressions of inner desires, fears, and aspirations.
Answer: Like peering into another world, dreams offer insight into our deepest thoughts.
10. Friendship is a treasure - Valuable relationships bringing joy and enrichment throughout life.
Answer: Treasured friendships endure adversity, providing companionship and support when needed.
๐2
1. Who proposed the planetary model of the atom?
a) Ernest Rutherford
b) Niels Bohr
c) J.J. Thomson
d) James Chadwick
2. Which subatomic particle has a positive charge?
a) Electron
b) Proton
c) Neutron
d) Nucleus
3. What is the approximate mass of an electron?
a) 1 atomic mass unit (amu)
b) 1/2 atomic mass unit (amu)
c) 1/1836 atomic mass unit (amu)
d) 1836 atomic mass units (amu)
4. Which of the following is NOT a fundamental particle?
a) Quark
b) Lepton
c) Photon
d) Neutrino
5. Who discovered the existence of neutrons?
a) Ernest Rutherford
b) Niels Bohr
c) J.J. Thomson
d) James Chadwick
6. What is the maximum number of electrons that can occupy the first energy level of an atom?
a) 2
b) 4
c) 8
d) 16
7. What is the charge of an atom that has gained two electrons?
a) -1
b) -2
c) +1
d) +2
8. What is the atomic number of an atom?
a) The number of protons in the nucleus
b) The number of electrons in the nucleus
c) The total number of protons and neutrons in the nucleus
d) The total number of electrons in the atom
9. What is an isotope?
a) An atom with a different number of neutrons
b) An atom with a different number of protons
c) An atom with a different number of electrons
d) An atom with a different number of energy levels
10. Which of the following best describes the electron cloud model?
a) Electrons are arranged in discrete energy levels around the nucleus.
b) Electrons are located in specific orbits around the nucleus.
c) Electrons are spread out in a cloud-like region around the nucleus.
d) Electrons are confined to specific regions within the nucleus.
Answers:
1. b) Niels Bohr
2. b) Proton
3. c) 1/1836 atomic mass unit (amu)
4. c) Photon
5. d) James Chadwick
6. a) 2
7. b) -2
8. a) The number of protons in the nucleus
9. a) An atom with a different number of neutrons
10. c) Electrons are spread out in a cloud-like region around the nucleus.
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a) Ernest Rutherford
b) Niels Bohr
c) J.J. Thomson
d) James Chadwick
2. Which subatomic particle has a positive charge?
a) Electron
b) Proton
c) Neutron
d) Nucleus
3. What is the approximate mass of an electron?
a) 1 atomic mass unit (amu)
b) 1/2 atomic mass unit (amu)
c) 1/1836 atomic mass unit (amu)
d) 1836 atomic mass units (amu)
4. Which of the following is NOT a fundamental particle?
a) Quark
b) Lepton
c) Photon
d) Neutrino
5. Who discovered the existence of neutrons?
a) Ernest Rutherford
b) Niels Bohr
c) J.J. Thomson
d) James Chadwick
6. What is the maximum number of electrons that can occupy the first energy level of an atom?
a) 2
b) 4
c) 8
d) 16
7. What is the charge of an atom that has gained two electrons?
a) -1
b) -2
c) +1
d) +2
8. What is the atomic number of an atom?
a) The number of protons in the nucleus
b) The number of electrons in the nucleus
c) The total number of protons and neutrons in the nucleus
d) The total number of electrons in the atom
9. What is an isotope?
a) An atom with a different number of neutrons
b) An atom with a different number of protons
c) An atom with a different number of electrons
d) An atom with a different number of energy levels
10. Which of the following best describes the electron cloud model?
a) Electrons are arranged in discrete energy levels around the nucleus.
b) Electrons are located in specific orbits around the nucleus.
c) Electrons are spread out in a cloud-like region around the nucleus.
d) Electrons are confined to specific regions within the nucleus.
Answers:
1. b) Niels Bohr
2. b) Proton
3. c) 1/1836 atomic mass unit (amu)
4. c) Photon
5. d) James Chadwick
6. a) 2
7. b) -2
8. a) The number of protons in the nucleus
9. a) An atom with a different number of neutrons
10. c) Electrons are spread out in a cloud-like region around the nucleus.
@toppertutor
Join our main channel:
๐8
Multiple choice exam questions from organic compounds
1. Which of the following is an ester?
(a) CH3CH2OH
(b) CH3COOH
(c) CH3COOCH3
(d) CH3CH2NH2
2. How are esters formed?
(a) Oxidation of alcohols
(b) Reaction of carboxylic acids with alcohols
(c) Hydration of alkenes
(d) Reduction of aldehydes
3. What is the general formula of an ester?
(a) RCOOH
(b) RCOOR'
(c) RNH2
(d) RCONH2
4. Which of the following is a carboxylic acid?
(a) CH3CH2OH
(b) CH3COOH
(c) CH3COOCH3
(d) CH3CH2NH2
5. How are carboxylic acids formed?
(a) Oxidation of alcohols
(b) Reaction of esters with water
(c) Hydration of alkenes
(d) Reduction of aldehydes
6. What is the general formula of a carboxylic acid?
(a) RCOOH
(b) RCOOR'
(c) RNH2
(d) RCONH2
7. Which of the following is an alcohol?
(a) CH3CH2OH
(b) CH3COOH
(c) CH3COOCH3
(d) CH3CH2NH2
8. How are alcohols formed?
(a) Oxidation of aldehydes
(b) Reaction of esters with water
(c) Hydration of alkenes
(d) Reduction of carboxylic acids
9. What is the general formula of an alcohol?
(a) RCOOH
(b) RCOOR'
(c) RNH2
(d) ROH
10. Which of the following is an aldehyde?
(a) CH3CH2OH
(b) CH3COOH
(c) CH3CHO
(d) CH3CH2NH2
Answer key:
1. c
2. b
3. b
4. b
5. a
6. a
7. a
8. c
9. d
10. c
1. Which of the following is an ester?
(a) CH3CH2OH
(b) CH3COOH
(c) CH3COOCH3
(d) CH3CH2NH2
2. How are esters formed?
(a) Oxidation of alcohols
(b) Reaction of carboxylic acids with alcohols
(c) Hydration of alkenes
(d) Reduction of aldehydes
3. What is the general formula of an ester?
(a) RCOOH
(b) RCOOR'
(c) RNH2
(d) RCONH2
4. Which of the following is a carboxylic acid?
(a) CH3CH2OH
(b) CH3COOH
(c) CH3COOCH3
(d) CH3CH2NH2
5. How are carboxylic acids formed?
(a) Oxidation of alcohols
(b) Reaction of esters with water
(c) Hydration of alkenes
(d) Reduction of aldehydes
6. What is the general formula of a carboxylic acid?
(a) RCOOH
(b) RCOOR'
(c) RNH2
(d) RCONH2
7. Which of the following is an alcohol?
(a) CH3CH2OH
(b) CH3COOH
(c) CH3COOCH3
(d) CH3CH2NH2
8. How are alcohols formed?
(a) Oxidation of aldehydes
(b) Reaction of esters with water
(c) Hydration of alkenes
(d) Reduction of carboxylic acids
9. What is the general formula of an alcohol?
(a) RCOOH
(b) RCOOR'
(c) RNH2
(d) ROH
10. Which of the following is an aldehyde?
(a) CH3CH2OH
(b) CH3COOH
(c) CH3CHO
(d) CH3CH2NH2
Answer key:
1. c
2. b
3. b
4. b
5. a
6. a
7. a
8. c
9. d
10. c
๐13
@ethio_entranceG12 English 29 Apr 24 ยท 08ยท33ยท00.pdf
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๐English Worked EUEE [2004-2014]
#๏ธโฃแจ600 แ แแญ แฅแซแแแฝแ แฅแตแจแ แแแณแธแ แ แแแ แฐแแแฟแโค๏ธ
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#๏ธโฃแจ600 แ แแญ แฅแซแแแฝแ แฅแตแจแ แแแณแธแ แ แแแ แฐแแแฟแโค๏ธ
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โค4๐1
แจ6แ แญแแ แจแ แฒแต แ แ แฃ แจแฐแ แ แตแฐแณแฐแญ แจแฐแ แ แแ แแฐแ แแตแซ แจแแ แฐแแณ
แจ6แ แญแแ แจแฐแ แ แแ แแซแจแแ แฐแจแ แแแแแซ แแฐแ แจแฐแ 12 - 14/2016 แ.แ แฅแแฐแแฐแฅ แจแ แฒแต แ แ แฃ แจแฐแ แ แตแฐแณแฐแญ แตแแ แญแต แขแฎ แ แณแแแแข
@TopperTutor
แจ6แ แญแแ แจแฐแ แ แแ แแซแจแแ แฐแจแ แแแแแซ แแฐแ แจแฐแ 12 - 14/2016 แ.แ แฅแแฐแแฐแฅ แจแ แฒแต แ แ แฃ แจแฐแ แ แตแฐแณแฐแญ แตแแ แญแต แขแฎ แ แณแแแแข
@TopperTutor
แจ8แ แญแแ แจแ แฒแต แ แ แฃ แจแฐแ แ แตแฐแณแฐแญ แจแฐแ แ แแ แแฐแ แแตแซ แจแแ แฐแแณ
แจ8แ แญแแ แจแฐแ แ แแ แแซแจแแ แฐแจแ แแแแแซ แแฐแ แฐแ 4 แฅแ 5/2016 แ.แ แฅแแฐแแฐแฅ แจแ แฒแต แ แ แฃ แจแฐแ แ แตแฐแณแฐแญ แตแแ แญแต แขแฎ แ แณแแแแข
แจ8แ แญแแ แจแฐแ แ แแ แแซแจแแ แฐแจแ แแแแแซ แแฐแ แฐแ 4 แฅแ 5/2016 แ.แ แฅแแฐแแฐแฅ แจแ แฒแต แ แ แฃ แจแฐแ แ แตแฐแณแฐแญ แตแแ แญแต แขแฎ แ แณแแแแข
๐2