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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 890 · 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.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  2. 2.What did the Wright brothers give us? (a) the stethoscope (b) the smallpox vaccine (c) penicillin (d) the first aeroplane
  3. 3.True or false: a calculator helps us do sums quickly. (a) False (b) True
  4. 4.True or false: René Laennec gave us penicillin. (a) True (b) False
  5. 5.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Alessandro Volta (c) Alexander Graham Bell (d) Edward Jenner
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) printing press (c) compass (d) stethoscope
  7. 7.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  8. 8.True or false: a compass helps us find directions. (a) False (b) True
  9. 9.💡 Who gave us the printing press? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Johannes Gutenberg
  10. 10.True or false: a microscope helps us see tiny germs. (a) False (b) True
  11. 11.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  12. 12.True or false: René Laennec gave us X-rays. (a) True (b) False
  13. 13.What does a thermometer help us do? (a) measure body temperature (b) do sums quickly (c) print many books (d) tell the time
  14. 14.🔧 Which invention helps us measure body temperature? (a) clock (b) stethoscope (c) thermometer (d) microscope
  15. 15.What does a telephone help us do? (a) see faraway stars (b) tell the time (c) talk to people far away (d) do sums quickly
  16. 16.What did Louis Braille give us? (a) the stethoscope (b) raised-dot writing (c) X-rays (d) the smallpox vaccine
  17. 17.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  18. 18.What does a stethoscope help us do? (a) see faraway stars (b) talk to people far away (c) hear the heartbeat (d) do sums quickly
  19. 19.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Louis Braille (c) Wilhelm Röntgen (d) Alexander Graham Bell
  20. 20.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  21. 21.What did Alessandro Volta give us? (a) the electric battery (b) X-rays (c) the telephone (d) the first aeroplane
  22. 22.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  23. 23.What did René Laennec give us? (a) the stethoscope (b) the electric battery (c) penicillin (d) X-rays
  24. 24.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  25. 25.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the printing press (c) the telephone (d) the first aeroplane
  26. 26.What does a printing press help us do? (a) see faraway stars (b) tell the time (c) print many books (d) hear the heartbeat
  27. 27.What did Edward Jenner give us? (a) penicillin (b) the printing press (c) the smallpox vaccine (d) the stethoscope
  28. 28.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) X-rays (c) the electric battery (d) the printing press
  29. 29.What did Alexander Fleming give us? (a) the smallpox vaccine (b) penicillin (c) the printing press (d) raised-dot writing
  30. 30.🔧 Which invention helps us see faraway stars? (a) microscope (b) telephone (c) telescope (d) calculator
  31. 31.💡 Who gave us X-rays? (a) the Wright brothers (b) Louis Braille (c) Alessandro Volta (d) Wilhelm Röntgen
  32. 32.🔧 Which invention helps us tell the time? (a) clock (b) compass (c) telephone (d) thermometer
  33. 33.💡 Who gave us penicillin? (a) Louis Braille (b) Alexander Graham Bell (c) Alexander Fleming (d) the Wright brothers
  34. 34.🔧 Which invention helps us see tiny germs? (a) clock (b) microscope (c) telescope (d) thermometer
  35. 35.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Alexander Graham Bell (c) the Wright brothers (d) René Laennec
  36. 36.True or false: a thermometer helps us tell the time. (a) False (b) True
  37. 37.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  38. 38.🔧 Which invention helps us do sums quickly? (a) telescope (b) calculator (c) printing press (d) compass
  39. 39.What does a compass help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) find directions
  40. 40.True or false: a printing press helps us talk to people far away. (a) True (b) False

Answer key

  1. True
  2. the first aeroplane
  3. True
  4. False
  5. Edward Jenner
  6. stethoscope
  7. Alessandro Volta
  8. True
  9. Johannes Gutenberg
  10. True
  11. False
  12. False
  13. measure body temperature
  14. thermometer
  15. talk to people far away
  16. raised-dot writing
  17. False
  18. hear the heartbeat
  19. Alexander Graham Bell
  20. True
  21. the electric battery
  22. False
  23. the stethoscope
  24. True
  25. the telephone
  26. print many books
  27. the smallpox vaccine
  28. X-rays
  29. penicillin
  30. telescope
  31. Wilhelm Röntgen
  32. clock
  33. Alexander Fleming
  34. microscope
  35. the Wright brothers
  36. False
  37. True
  38. calculator
  39. find directions
  40. False

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