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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 435 · 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.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) microscope (c) clock (d) compass
  2. 2.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) the electric battery (d) X-rays
  3. 3.💡 Who gave us the first aeroplane? (a) René Laennec (b) Wilhelm Röntgen (c) the Wright brothers (d) Alessandro Volta
  4. 4.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) see tiny germs (d) see faraway stars
  5. 5.🔧 Which invention helps us find directions? (a) printing press (b) compass (c) microscope (d) calculator
  6. 6.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  7. 7.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  8. 8.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  9. 9.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) thermometer (d) telephone
  10. 10.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the electric battery (c) the telephone (d) the printing press
  11. 11.💡 Who gave us the telephone? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Graham Bell
  12. 12.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) René Laennec (c) Edward Jenner (d) Alexander Fleming
  13. 13.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  14. 14.What does a telephone help us do? (a) see tiny germs (b) tell the time (c) see faraway stars (d) talk to people far away
  15. 15.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  16. 16.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Fleming (c) Alexander Graham Bell (d) Edward Jenner
  17. 17.What does a microscope help us do? (a) tell the time (b) see tiny germs (c) hear the heartbeat (d) measure body temperature
  18. 18.What did Alexander Graham Bell give us? (a) the printing press (b) the stethoscope (c) the telephone (d) the first aeroplane
  19. 19.🔧 Which invention helps us see tiny germs? (a) telephone (b) calculator (c) microscope (d) thermometer
  20. 20.What does a calculator help us do? (a) find directions (b) hear the heartbeat (c) do sums quickly (d) tell the time
  21. 21.What did the Wright brothers give us? (a) the printing press (b) the electric battery (c) penicillin (d) the first aeroplane
  22. 22.💡 Who gave us the printing press? (a) Alexander Fleming (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Graham Bell
  23. 23.💡 Who gave us X-rays? (a) Louis Braille (b) Alexander Graham Bell (c) Edward Jenner (d) Wilhelm Röntgen
  24. 24.🔧 Which invention helps us talk to people far away? (a) clock (b) telephone (c) telescope (d) calculator
  25. 25.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  26. 26.What does a compass help us do? (a) talk to people far away (b) print many books (c) measure body temperature (d) find directions
  27. 27.True or false: a compass helps us see tiny germs. (a) False (b) True
  28. 28.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  29. 29.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  30. 30.True or false: a clock helps us measure body temperature. (a) False (b) True
  31. 31.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  32. 32.True or false: a compass helps us print many books. (a) False (b) True
  33. 33.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) clock (d) telescope
  34. 34.True or false: a calculator helps us do sums quickly. (a) True (b) False
  35. 35.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) René Laennec (c) Alexander Graham Bell (d) Wilhelm Röntgen
  36. 36.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  37. 37.True or false: a compass helps us find directions. (a) False (b) True
  38. 38.🔧 Which invention helps us measure body temperature? (a) telephone (b) stethoscope (c) microscope (d) thermometer
  39. 39.True or false: a thermometer helps us see tiny germs. (a) True (b) False
  40. 40.What did Alessandro Volta give us? (a) the electric battery (b) X-rays (c) penicillin (d) the stethoscope

Answer key

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

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