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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 124 · 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.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  2. 2.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  3. 3.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  4. 4.What does a telephone help us do? (a) print many books (b) talk to people far away (c) do sums quickly (d) find directions
  5. 5.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  6. 6.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Alexander Fleming (c) Johannes Gutenberg (d) René Laennec
  7. 7.What did the Wright brothers give us? (a) the telephone (b) penicillin (c) the electric battery (d) the first aeroplane
  8. 8.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  9. 9.True or false: a calculator helps us print many books. (a) True (b) False
  10. 10.True or false: a telephone helps us see tiny germs. (a) False (b) True
  11. 11.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) the smallpox vaccine (d) X-rays
  12. 12.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  13. 13.What did Alexander Graham Bell give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) the telephone
  14. 14.What did Alessandro Volta give us? (a) the stethoscope (b) the electric battery (c) raised-dot writing (d) X-rays
  15. 15.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) microscope (d) clock
  16. 16.💡 Who gave us the printing press? (a) the Wright brothers (b) Louis Braille (c) Johannes Gutenberg (d) Wilhelm Röntgen
  17. 17.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) penicillin (c) the electric battery (d) X-rays
  18. 18.True or false: a printing press helps us do sums quickly. (a) True (b) False
  19. 19.What does a thermometer help us do? (a) hear the heartbeat (b) print many books (c) measure body temperature (d) talk to people far away
  20. 20.💡 Who gave us penicillin? (a) Alexander Fleming (b) René Laennec (c) Johannes Gutenberg (d) the Wright brothers
  21. 21.🔧 Which invention helps us talk to people far away? (a) compass (b) printing press (c) telephone (d) microscope
  22. 22.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Graham Bell (d) René Laennec
  23. 23.What does a clock help us do? (a) print many books (b) see faraway stars (c) hear the heartbeat (d) tell the time
  24. 24.True or false: a telephone helps us measure body temperature. (a) True (b) False
  25. 25.True or false: a printing press helps us see tiny germs. (a) False (b) True
  26. 26.True or false: a microscope helps us see tiny germs. (a) False (b) True
  27. 27.What does a compass help us do? (a) measure body temperature (b) find directions (c) talk to people far away (d) see tiny germs
  28. 28.What does a calculator help us do? (a) see faraway stars (b) talk to people far away (c) hear the heartbeat (d) do sums quickly
  29. 29.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) the Wright brothers (c) Alexander Graham Bell (d) Johannes Gutenberg
  30. 30.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Edward Jenner
  31. 31.True or false: a calculator helps us do sums quickly. (a) True (b) False
  32. 32.True or false: a printing press helps us print many books. (a) True (b) False
  33. 33.What does a printing press help us do? (a) find directions (b) print many books (c) do sums quickly (d) see faraway stars
  34. 34.What did Johannes Gutenberg give us? (a) X-rays (b) the first aeroplane (c) the printing press (d) the stethoscope
  35. 35.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  36. 36.What did Alexander Fleming give us? (a) penicillin (b) X-rays (c) raised-dot writing (d) the stethoscope
  37. 37.True or false: a telephone helps us do sums quickly. (a) True (b) False
  38. 38.True or false: a clock helps us talk to people far away. (a) True (b) False
  39. 39.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) stethoscope (c) printing press (d) telescope
  40. 40.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True

Answer key

  1. True
  2. False
  3. True
  4. talk to people far away
  5. False
  6. René Laennec
  7. the first aeroplane
  8. False
  9. False
  10. False
  11. raised-dot writing
  12. True
  13. the telephone
  14. the electric battery
  15. telescope
  16. Johannes Gutenberg
  17. X-rays
  18. False
  19. measure body temperature
  20. Alexander Fleming
  21. telephone
  22. Alexander Graham Bell
  23. tell the time
  24. False
  25. False
  26. True
  27. find directions
  28. do sums quickly
  29. the Wright brothers
  30. Edward Jenner
  31. True
  32. True
  33. print many books
  34. the printing press
  35. False
  36. penicillin
  37. False
  38. False
  39. stethoscope
  40. True

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