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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 657 · 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.

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

Answer key

  1. True
  2. False
  3. the stethoscope
  4. Alexander Graham Bell
  5. printing press
  6. False
  7. True
  8. telephone
  9. find directions
  10. calculator
  11. True
  12. do sums quickly
  13. Wilhelm Röntgen
  14. False
  15. microscope
  16. compass
  17. True
  18. the printing press
  19. False
  20. the first aeroplane
  21. the telephone
  22. Alexander Fleming
  23. see tiny germs
  24. penicillin
  25. False
  26. False
  27. True
  28. tell the time
  29. False
  30. True
  31. the electric battery
  32. Alessandro Volta
  33. False
  34. clock
  35. talk to people far away
  36. measure body temperature
  37. the smallpox vaccine
  38. True
  39. Johannes Gutenberg
  40. stethoscope

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