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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 177 · 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 does a clock help us do? (a) see faraway stars (b) do sums quickly (c) tell the time (d) measure body temperature
  2. 2.What did René Laennec give us? (a) X-rays (b) the stethoscope (c) the printing press (d) the smallpox vaccine
  3. 3.What did the Wright brothers give us? (a) the smallpox vaccine (b) the first aeroplane (c) X-rays (d) the printing press
  4. 4.What did Alexander Graham Bell give us? (a) the electric battery (b) the telephone (c) X-rays (d) the smallpox vaccine
  5. 5.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) Wilhelm Röntgen
  6. 6.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alexander Fleming (c) René Laennec (d) Alessandro Volta
  7. 7.🔧 Which invention helps us do sums quickly? (a) thermometer (b) stethoscope (c) telephone (d) calculator
  8. 8.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) calculator (d) telescope
  9. 9.True or false: a telephone helps us talk to people far away. (a) False (b) True
  10. 10.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  11. 11.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telephone (c) compass (d) thermometer
  12. 12.What did Wilhelm Röntgen give us? (a) X-rays (b) the printing press (c) the first aeroplane (d) raised-dot writing
  13. 13.💡 Who gave us the telephone? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alexander Fleming
  14. 14.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) print many books (d) measure body temperature
  15. 15.What does a printing press help us do? (a) see faraway stars (b) measure body temperature (c) print many books (d) do sums quickly
  16. 16.True or false: a clock helps us tell the time. (a) False (b) True
  17. 17.🔧 Which invention helps us tell the time? (a) compass (b) clock (c) stethoscope (d) telephone
  18. 18.What did Alessandro Volta give us? (a) penicillin (b) raised-dot writing (c) the electric battery (d) X-rays
  19. 19.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) the telephone
  20. 20.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  21. 21.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  22. 22.What does a calculator help us do? (a) measure body temperature (b) see tiny germs (c) find directions (d) do sums quickly
  23. 23.What did Alexander Fleming give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the smallpox vaccine
  24. 24.True or false: Alessandro Volta gave us penicillin. (a) False (b) True
  25. 25.What does a thermometer help us do? (a) print many books (b) do sums quickly (c) measure body temperature (d) find directions
  26. 26.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  27. 27.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  28. 28.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  29. 29.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  30. 30.What does a compass help us do? (a) see tiny germs (b) talk to people far away (c) find directions (d) print many books
  31. 31.💡 Who gave us the electric battery? (a) Alexander Fleming (b) the Wright brothers (c) Alexander Graham Bell (d) Alessandro Volta
  32. 32.🔧 Which invention helps us see tiny germs? (a) telephone (b) microscope (c) thermometer (d) telescope
  33. 33.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  34. 34.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  35. 35.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  36. 36.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) raised-dot writing (d) the electric battery
  37. 37.True or false: a telescope helps us see faraway stars. (a) False (b) True
  38. 38.True or false: a compass helps us find directions. (a) True (b) False
  39. 39.🔧 Which invention helps us print many books? (a) clock (b) stethoscope (c) printing press (d) telescope
  40. 40.💡 Who gave us X-rays? (a) Alessandro Volta (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers

Answer key

  1. tell the time
  2. the stethoscope
  3. the first aeroplane
  4. the telephone
  5. René Laennec
  6. Johannes Gutenberg
  7. calculator
  8. thermometer
  9. True
  10. True
  11. stethoscope
  12. X-rays
  13. Alexander Graham Bell
  14. hear the heartbeat
  15. print many books
  16. True
  17. clock
  18. the electric battery
  19. the printing press
  20. False
  21. False
  22. do sums quickly
  23. penicillin
  24. False
  25. measure body temperature
  26. True
  27. True
  28. False
  29. the Wright brothers
  30. find directions
  31. Alessandro Volta
  32. microscope
  33. False
  34. False
  35. True
  36. the smallpox vaccine
  37. True
  38. True
  39. printing press
  40. Wilhelm Röntgen

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