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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 629 · 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 did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the smallpox vaccine (d) penicillin
  2. 2.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) the printing press
  3. 3.What does a clock help us do? (a) see faraway stars (b) talk to people far away (c) hear the heartbeat (d) tell the time
  4. 4.True or false: a stethoscope helps us tell the time. (a) False (b) True
  5. 5.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  6. 6.What did Wilhelm Röntgen give us? (a) the telephone (b) the printing press (c) X-rays (d) the smallpox vaccine
  7. 7.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Wilhelm Röntgen
  8. 8.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  9. 9.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) see faraway stars
  10. 10.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  11. 11.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) compass (d) clock
  12. 12.What does a compass help us do? (a) tell the time (b) do sums quickly (c) see faraway stars (d) find directions
  13. 13.True or false: René Laennec gave us the printing press. (a) True (b) False
  14. 14.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Alexander Graham Bell (d) René Laennec
  15. 15.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) penicillin
  16. 16.What did Alessandro Volta give us? (a) the first aeroplane (b) X-rays (c) the electric battery (d) the smallpox vaccine
  17. 17.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  18. 18.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) the Wright brothers
  19. 19.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the telephone (c) penicillin (d) raised-dot writing
  20. 20.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  21. 21.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) compass (d) calculator
  22. 22.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) X-rays
  23. 23.True or false: a telephone helps us talk to people far away. (a) False (b) True
  24. 24.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  25. 25.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  26. 26.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  27. 27.True or false: a clock helps us see faraway stars. (a) False (b) True
  28. 28.What does a telephone help us do? (a) tell the time (b) hear the heartbeat (c) talk to people far away (d) measure body temperature
  29. 29.What did Edward Jenner give us? (a) the smallpox vaccine (b) the printing press (c) the electric battery (d) the first aeroplane
  30. 30.What does a telescope help us do? (a) do sums quickly (b) find directions (c) print many books (d) see faraway stars
  31. 31.🔧 Which invention helps us find directions? (a) telephone (b) microscope (c) compass (d) calculator
  32. 32.True or false: a thermometer helps us tell the time. (a) True (b) False
  33. 33.🔧 Which invention helps us tell the time? (a) telescope (b) thermometer (c) compass (d) clock
  34. 34.True or false: a microscope helps us print many books. (a) True (b) False
  35. 35.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  36. 36.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) calculator (c) microscope (d) stethoscope
  37. 37.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  38. 38.What does a printing press help us do? (a) talk to people far away (b) see faraway stars (c) measure body temperature (d) print many books
  39. 39.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  40. 40.True or false: a clock helps us tell the time. (a) True (b) False

Answer key

  1. the first aeroplane
  2. raised-dot writing
  3. tell the time
  4. False
  5. False
  6. X-rays
  7. Edward Jenner
  8. False
  9. hear the heartbeat
  10. True
  11. printing press
  12. find directions
  13. False
  14. Alessandro Volta
  15. the telephone
  16. the electric battery
  17. False
  18. Louis Braille
  19. penicillin
  20. True
  21. telephone
  22. the printing press
  23. True
  24. False
  25. False
  26. False
  27. False
  28. talk to people far away
  29. the smallpox vaccine
  30. see faraway stars
  31. compass
  32. False
  33. clock
  34. False
  35. False
  36. stethoscope
  37. True
  38. print many books
  39. False
  40. True

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