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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 702 · 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.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Fleming
  2. 2.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  3. 3.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  4. 4.What did Edward Jenner give us? (a) raised-dot writing (b) the smallpox vaccine (c) the stethoscope (d) the electric battery
  5. 5.What did Alexander Graham Bell give us? (a) the printing press (b) the telephone (c) X-rays (d) the electric battery
  6. 6.What did Louis Braille give us? (a) the telephone (b) penicillin (c) raised-dot writing (d) the smallpox vaccine
  7. 7.What did René Laennec give us? (a) the electric battery (b) X-rays (c) the stethoscope (d) the printing press
  8. 8.True or false: a printing press helps us print many books. (a) True (b) False
  9. 9.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  10. 10.True or false: a telephone helps us talk to people far away. (a) True (b) False
  11. 11.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Louis Braille (c) Alessandro Volta (d) Alexander Graham Bell
  12. 12.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  13. 13.True or false: a compass helps us see faraway stars. (a) True (b) False
  14. 14.What does a telescope help us do? (a) talk to people far away (b) tell the time (c) print many books (d) see faraway stars
  15. 15.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) René Laennec (c) Alexander Fleming (d) Louis Braille
  16. 16.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) see tiny germs (d) hear the heartbeat
  17. 17.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) thermometer (d) compass
  18. 18.🔧 Which invention helps us do sums quickly? (a) clock (b) stethoscope (c) calculator (d) compass
  19. 19.What does a compass help us do? (a) do sums quickly (b) talk to people far away (c) find directions (d) measure body temperature
  20. 20.What does a clock help us do? (a) hear the heartbeat (b) tell the time (c) find directions (d) talk to people far away
  21. 21.True or false: René Laennec gave us X-rays. (a) False (b) True
  22. 22.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) the Wright brothers (d) René Laennec
  23. 23.🔧 Which invention helps us print many books? (a) stethoscope (b) calculator (c) microscope (d) printing press
  24. 24.What does a printing press help us do? (a) talk to people far away (b) do sums quickly (c) print many books (d) hear the heartbeat
  25. 25.What does a stethoscope help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) tell the time
  26. 26.🔧 Which invention helps us talk to people far away? (a) telescope (b) thermometer (c) telephone (d) stethoscope
  27. 27.What did the Wright brothers give us? (a) the first aeroplane (b) raised-dot writing (c) X-rays (d) penicillin
  28. 28.What does a calculator help us do? (a) tell the time (b) print many books (c) see tiny germs (d) do sums quickly
  29. 29.True or false: a telephone helps us do sums quickly. (a) False (b) True
  30. 30.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  31. 31.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) Alessandro Volta (d) Wilhelm Röntgen
  32. 32.True or false: a telescope helps us see faraway stars. (a) False (b) True
  33. 33.True or false: Edward Jenner gave us X-rays. (a) False (b) True
  34. 34.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) the telephone (d) the smallpox vaccine
  35. 35.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  36. 36.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  37. 37.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  38. 38.What did Alexander Fleming give us? (a) penicillin (b) the stethoscope (c) the smallpox vaccine (d) X-rays
  39. 39.What does a thermometer help us do? (a) do sums quickly (b) print many books (c) tell the time (d) measure body temperature
  40. 40.True or false: Alessandro Volta gave us penicillin. (a) True (b) False

Answer key

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

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