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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 224 · 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 printing press help us do? (a) tell the time (b) do sums quickly (c) print many books (d) measure body temperature
  2. 2.🔧 Which invention helps us print many books? (a) compass (b) printing press (c) microscope (d) clock
  3. 3.💡 Who gave us X-rays? (a) the Wright brothers (b) Alessandro Volta (c) Wilhelm Röntgen (d) Alexander Graham Bell
  4. 4.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Fleming (c) Edward Jenner (d) Alexander Graham Bell
  5. 5.What does a thermometer help us do? (a) hear the heartbeat (b) see tiny germs (c) measure body temperature (d) do sums quickly
  6. 6.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  7. 7.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the stethoscope (c) penicillin (d) X-rays
  8. 8.True or false: a telephone helps us print many books. (a) False (b) True
  9. 9.What does a telescope help us do? (a) talk to people far away (b) see faraway stars (c) do sums quickly (d) tell the time
  10. 10.What does a stethoscope help us do? (a) measure body temperature (b) find directions (c) talk to people far away (d) hear the heartbeat
  11. 11.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  12. 12.What does a compass help us do? (a) see faraway stars (b) measure body temperature (c) find directions (d) tell the time
  13. 13.What did Edward Jenner give us? (a) the smallpox vaccine (b) the stethoscope (c) penicillin (d) the first aeroplane
  14. 14.🔧 Which invention helps us talk to people far away? (a) calculator (b) compass (c) telephone (d) thermometer
  15. 15.True or false: a calculator helps us do sums quickly. (a) True (b) False
  16. 16.What did the Wright brothers give us? (a) raised-dot writing (b) the telephone (c) the first aeroplane (d) the electric battery
  17. 17.🔧 Which invention helps us measure body temperature? (a) telescope (b) calculator (c) thermometer (d) printing press
  18. 18.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  19. 19.What did Alexander Graham Bell give us? (a) the printing press (b) the telephone (c) the first aeroplane (d) raised-dot writing
  20. 20.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  21. 21.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  22. 22.What did René Laennec give us? (a) penicillin (b) the smallpox vaccine (c) the stethoscope (d) the printing press
  23. 23.True or false: Edward Jenner gave us the electric battery. (a) True (b) False
  24. 24.True or false: a telescope helps us see faraway stars. (a) False (b) True
  25. 25.🔧 Which invention helps us tell the time? (a) printing press (b) microscope (c) clock (d) thermometer
  26. 26.🔧 Which invention helps us see tiny germs? (a) clock (b) printing press (c) telephone (d) microscope
  27. 27.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) False (b) True
  28. 28.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  29. 29.True or false: a telephone helps us tell the time. (a) False (b) True
  30. 30.🔧 Which invention helps us do sums quickly? (a) thermometer (b) microscope (c) compass (d) calculator
  31. 31.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) X-rays
  32. 32.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) clock (d) microscope
  33. 33.💡 Who gave us the electric battery? (a) Edward Jenner (b) René Laennec (c) Wilhelm Röntgen (d) Alessandro Volta
  34. 34.True or false: a clock helps us see tiny germs. (a) True (b) False
  35. 35.What did Louis Braille give us? (a) the printing press (b) the telephone (c) the smallpox vaccine (d) raised-dot writing
  36. 36.True or false: a telephone helps us talk to people far away. (a) False (b) True
  37. 37.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) René Laennec (c) Louis Braille (d) Edward Jenner
  38. 38.True or false: a telephone helps us do sums quickly. (a) True (b) False
  39. 39.True or false: Louis Braille gave us the printing press. (a) False (b) True
  40. 40.💡 Who gave us the telephone? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Graham Bell

Answer key

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

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