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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 824 · 40 questions
TalentJR

Remember (Who and what for?): Telephone – Alexander Graham Bell, first aeroplane – the Wright brothers, printing press – Johannes Gutenberg, raised-dot writing – Louis Braille. Smallpox vaccine – Edward Jenner, penicillin – Alexander Fleming, stethoscope – René Laennec, electric battery – Alessandro Volta, X-rays – Wilhelm Röntgen. Uses: telephone – talk far away, thermometer – body temperature, compass – directions, telescope – faraway stars, microscope – tiny germs.

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  1. 1.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) the telephone
  2. 2.💡 Who gave us X-rays? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Alexander Fleming (d) the Wright brothers
  3. 3.What did Edward Jenner give us? (a) the smallpox vaccine (b) the telephone (c) penicillin (d) the first aeroplane
  4. 4.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  5. 5.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  6. 6.💡 Who gave us the printing press? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Fleming (d) Louis Braille
  7. 7.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  8. 8.What did Johannes Gutenberg give us? (a) X-rays (b) the stethoscope (c) the electric battery (d) the printing press
  9. 9.What did Alexander Fleming give us? (a) the stethoscope (b) penicillin (c) the first aeroplane (d) the smallpox vaccine
  10. 10.What does a microscope help us do? (a) do sums quickly (b) hear the heartbeat (c) see tiny germs (d) measure body temperature
  11. 11.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  12. 12.True or false: a compass helps us find directions. (a) False (b) True
  13. 13.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Fleming (c) Edward Jenner (d) the Wright brothers
  14. 14.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  15. 15.🔧 Which invention helps us see faraway stars? (a) compass (b) telescope (c) stethoscope (d) thermometer
  16. 16.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Alexander Fleming (c) the Wright brothers (d) René Laennec
  17. 17.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  18. 18.🔧 Which invention helps us see tiny germs? (a) microscope (b) clock (c) telephone (d) thermometer
  19. 19.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  20. 20.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  21. 21.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) the telephone (d) penicillin
  22. 22.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) clock (c) stethoscope (d) compass
  23. 23.🔧 Which invention helps us do sums quickly? (a) calculator (b) clock (c) telephone (d) microscope
  24. 24.What did Louis Braille give us? (a) the first aeroplane (b) the electric battery (c) the smallpox vaccine (d) raised-dot writing
  25. 25.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) the first aeroplane
  26. 26.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) telephone (c) clock (d) compass
  27. 27.What does a stethoscope help us do? (a) hear the heartbeat (b) do sums quickly (c) see faraway stars (d) tell the time
  28. 28.True or false: a telephone helps us talk to people far away. (a) False (b) True
  29. 29.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  30. 30.What did Alexander Graham Bell give us? (a) penicillin (b) the smallpox vaccine (c) the telephone (d) the stethoscope
  31. 31.What does a printing press help us do? (a) tell the time (b) print many books (c) talk to people far away (d) measure body temperature
  32. 32.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) the Wright brothers (c) Wilhelm Röntgen (d) Edward Jenner
  33. 33.💡 Who gave us the telephone? (a) the Wright brothers (b) René Laennec (c) Johannes Gutenberg (d) Alexander Graham Bell
  34. 34.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  35. 35.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  36. 36.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alessandro Volta (d) René Laennec
  37. 37.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  38. 38.True or false: a telephone helps us tell the time. (a) False (b) True
  39. 39.🔧 Which invention helps us find directions? (a) telescope (b) microscope (c) stethoscope (d) compass
  40. 40.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True

Answer key

  1. X-rays
  2. Wilhelm Röntgen
  3. the smallpox vaccine
  4. False
  5. True
  6. Johannes Gutenberg
  7. True
  8. the printing press
  9. penicillin
  10. see tiny germs
  11. True
  12. True
  13. Alexander Fleming
  14. True
  15. telescope
  16. the Wright brothers
  17. False
  18. microscope
  19. True
  20. True
  21. the stethoscope
  22. stethoscope
  23. calculator
  24. raised-dot writing
  25. the electric battery
  26. telephone
  27. hear the heartbeat
  28. True
  29. True
  30. the telephone
  31. print many books
  32. Edward Jenner
  33. Alexander Graham Bell
  34. False
  35. True
  36. Alessandro Volta
  37. False
  38. False
  39. compass
  40. False

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