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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 537 · 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 Johannes Gutenberg give us? (a) X-rays (b) the smallpox vaccine (c) the printing press (d) raised-dot writing
  2. 2.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  3. 3.What did the Wright brothers give us? (a) the telephone (b) the electric battery (c) raised-dot writing (d) the first aeroplane
  4. 4.🔧 Which invention helps us find directions? (a) clock (b) compass (c) microscope (d) stethoscope
  5. 5.True or false: a clock helps us tell the time. (a) True (b) False
  6. 6.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Fleming (c) the Wright brothers (d) Alexander Graham Bell
  7. 7.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the smallpox vaccine (c) X-rays (d) the electric battery
  8. 8.💡 Who gave us X-rays? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Fleming (d) Wilhelm Röntgen
  9. 9.True or false: a calculator helps us do sums quickly. (a) True (b) False
  10. 10.💡 Who gave us the printing press? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) Wilhelm Röntgen
  11. 11.🔧 Which invention helps us measure body temperature? (a) telescope (b) stethoscope (c) microscope (d) thermometer
  12. 12.What did Edward Jenner give us? (a) X-rays (b) the telephone (c) penicillin (d) the smallpox vaccine
  13. 13.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) thermometer (c) calculator (d) stethoscope
  14. 14.What does a microscope help us do? (a) see faraway stars (b) hear the heartbeat (c) measure body temperature (d) see tiny germs
  15. 15.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  16. 16.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Graham Bell
  17. 17.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  18. 18.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  19. 19.🔧 Which invention helps us see faraway stars? (a) thermometer (b) microscope (c) telescope (d) calculator
  20. 20.What did Louis Braille give us? (a) raised-dot writing (b) the first aeroplane (c) X-rays (d) penicillin
  21. 21.What does a calculator help us do? (a) print many books (b) do sums quickly (c) measure body temperature (d) hear the heartbeat
  22. 22.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) Edward Jenner (d) the Wright brothers
  23. 23.What does a clock help us do? (a) talk to people far away (b) print many books (c) tell the time (d) hear the heartbeat
  24. 24.🔧 Which invention helps us print many books? (a) stethoscope (b) telephone (c) printing press (d) thermometer
  25. 25.What did René Laennec give us? (a) the electric battery (b) the telephone (c) the stethoscope (d) the smallpox vaccine
  26. 26.What does a compass help us do? (a) see tiny germs (b) find directions (c) hear the heartbeat (d) measure body temperature
  27. 27.What did Alexander Fleming give us? (a) X-rays (b) the stethoscope (c) the smallpox vaccine (d) penicillin
  28. 28.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Alexander Graham Bell (d) Alexander Fleming
  29. 29.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  30. 30.True or false: Wilhelm Röntgen gave us the stethoscope. (a) True (b) False
  31. 31.True or false: a microscope helps us talk to people far away. (a) True (b) False
  32. 32.What did Alessandro Volta give us? (a) the first aeroplane (b) X-rays (c) the printing press (d) the electric battery
  33. 33.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Fleming (d) Wilhelm Röntgen
  34. 34.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  35. 35.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) compass (c) telephone (d) clock
  36. 36.What does a telephone help us do? (a) see tiny germs (b) see faraway stars (c) do sums quickly (d) talk to people far away
  37. 37.True or false: the Wright brothers gave us X-rays. (a) True (b) False
  38. 38.What does a thermometer help us do? (a) talk to people far away (b) do sums quickly (c) tell the time (d) measure body temperature
  39. 39.💡 Who gave us the stethoscope? (a) René Laennec (b) Johannes Gutenberg (c) Edward Jenner (d) Wilhelm Röntgen
  40. 40.True or false: a compass helps us see faraway stars. (a) False (b) True

Answer key

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

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