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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 697 · 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 Alexander Graham Bell give us? (a) the stethoscope (b) X-rays (c) penicillin (d) the telephone
  2. 2.What did the Wright brothers give us? (a) the first aeroplane (b) the telephone (c) the printing press (d) the electric battery
  3. 3.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  4. 4.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  5. 5.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  6. 6.🔧 Which invention helps us talk to people far away? (a) printing press (b) telescope (c) thermometer (d) telephone
  7. 7.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alexander Graham Bell (c) the Wright brothers (d) Alexander Fleming
  8. 8.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  9. 9.What did Johannes Gutenberg give us? (a) X-rays (b) raised-dot writing (c) the electric battery (d) the printing press
  10. 10.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) telescope (d) stethoscope
  11. 11.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  12. 12.True or false: a microscope helps us see tiny germs. (a) False (b) True
  13. 13.What did Louis Braille give us? (a) raised-dot writing (b) the first aeroplane (c) the smallpox vaccine (d) the stethoscope
  14. 14.What does a calculator help us do? (a) measure body temperature (b) do sums quickly (c) find directions (d) talk to people far away
  15. 15.True or false: a telescope helps us talk to people far away. (a) True (b) False
  16. 16.🔧 Which invention helps us do sums quickly? (a) calculator (b) telephone (c) stethoscope (d) compass
  17. 17.What does a stethoscope help us do? (a) print many books (b) hear the heartbeat (c) talk to people far away (d) tell the time
  18. 18.What did Wilhelm Röntgen give us? (a) X-rays (b) the printing press (c) the telephone (d) the first aeroplane
  19. 19.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  20. 20.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) René Laennec (d) Wilhelm Röntgen
  21. 21.💡 Who gave us X-rays? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Fleming (d) Wilhelm Röntgen
  22. 22.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  23. 23.True or false: a clock helps us print many books. (a) False (b) True
  24. 24.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  25. 25.What does a telescope help us do? (a) measure body temperature (b) tell the time (c) hear the heartbeat (d) see faraway stars
  26. 26.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  27. 27.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Louis Braille (c) Alessandro Volta (d) Alexander Fleming
  28. 28.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) the printing press (d) raised-dot writing
  29. 29.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Louis Braille (c) Edward Jenner (d) René Laennec
  30. 30.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  31. 31.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  32. 32.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  33. 33.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) compass (d) printing press
  34. 34.True or false: René Laennec gave us X-rays. (a) True (b) False
  35. 35.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  36. 36.What did Edward Jenner give us? (a) the telephone (b) the smallpox vaccine (c) X-rays (d) raised-dot writing
  37. 37.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Alexander Graham Bell (c) Alexander Fleming (d) Louis Braille
  38. 38.What does a telephone help us do? (a) find directions (b) talk to people far away (c) see faraway stars (d) hear the heartbeat
  39. 39.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  40. 40.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False

Answer key

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

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