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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 174 · 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 printing press? (a) Johannes Gutenberg (b) Alessandro Volta (c) Wilhelm Röntgen (d) Louis Braille
  2. 2.🔧 Which invention helps us tell the time? (a) telephone (b) clock (c) stethoscope (d) compass
  3. 3.🔧 Which invention helps us measure body temperature? (a) printing press (b) microscope (c) telephone (d) thermometer
  4. 4.💡 Who gave us the electric battery? (a) Louis Braille (b) Edward Jenner (c) Alessandro Volta (d) Alexander Graham Bell
  5. 5.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  6. 6.What does a clock help us do? (a) tell the time (b) measure body temperature (c) see tiny germs (d) find directions
  7. 7.What does a printing press help us do? (a) find directions (b) see faraway stars (c) print many books (d) tell the time
  8. 8.💡 Who gave us the stethoscope? (a) René Laennec (b) Alexander Fleming (c) Louis Braille (d) the Wright brothers
  9. 9.True or false: René Laennec gave us penicillin. (a) False (b) True
  10. 10.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  11. 11.True or false: a microscope helps us do sums quickly. (a) False (b) True
  12. 12.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the stethoscope (d) the telephone
  13. 13.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  14. 14.What did Johannes Gutenberg give us? (a) the electric battery (b) raised-dot writing (c) the printing press (d) the first aeroplane
  15. 15.🔧 Which invention helps us do sums quickly? (a) clock (b) thermometer (c) calculator (d) telescope
  16. 16.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  17. 17.What does a compass help us do? (a) see tiny germs (b) find directions (c) talk to people far away (d) do sums quickly
  18. 18.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) microscope (c) calculator (d) printing press
  19. 19.What did René Laennec give us? (a) the telephone (b) the stethoscope (c) the printing press (d) penicillin
  20. 20.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Graham Bell (d) René Laennec
  21. 21.What does a telephone help us do? (a) do sums quickly (b) print many books (c) tell the time (d) talk to people far away
  22. 22.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  23. 23.True or false: a thermometer helps us print many books. (a) False (b) True
  24. 24.What does a microscope help us do? (a) see tiny germs (b) tell the time (c) measure body temperature (d) print many books
  25. 25.🔧 Which invention helps us talk to people far away? (a) clock (b) stethoscope (c) telescope (d) telephone
  26. 26.True or false: a telephone helps us talk to people far away. (a) False (b) True
  27. 27.True or false: a compass helps us find directions. (a) True (b) False
  28. 28.True or false: a telescope helps us tell the time. (a) False (b) True
  29. 29.What did Edward Jenner give us? (a) penicillin (b) the smallpox vaccine (c) raised-dot writing (d) the first aeroplane
  30. 30.💡 Who gave us X-rays? (a) the Wright brothers (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Edward Jenner
  31. 31.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) clock (c) thermometer (d) microscope
  32. 32.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  33. 33.True or false: a telescope helps us see faraway stars. (a) True (b) False
  34. 34.True or false: a microscope helps us see tiny germs. (a) False (b) True
  35. 35.What does a stethoscope help us do? (a) find directions (b) print many books (c) tell the time (d) hear the heartbeat
  36. 36.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  37. 37.What did Alessandro Volta give us? (a) the telephone (b) X-rays (c) the electric battery (d) raised-dot writing
  38. 38.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the printing press (c) raised-dot writing (d) X-rays
  39. 39.True or false: a clock helps us do sums quickly. (a) True (b) False
  40. 40.True or false: Alessandro Volta gave us penicillin. (a) False (b) True

Answer key

  1. Johannes Gutenberg
  2. clock
  3. thermometer
  4. Alessandro Volta
  5. False
  6. tell the time
  7. print many books
  8. René Laennec
  9. False
  10. True
  11. False
  12. the first aeroplane
  13. False
  14. the printing press
  15. calculator
  16. True
  17. find directions
  18. stethoscope
  19. the stethoscope
  20. Alexander Graham Bell
  21. talk to people far away
  22. False
  23. False
  24. see tiny germs
  25. telephone
  26. True
  27. True
  28. False
  29. the smallpox vaccine
  30. Wilhelm Röntgen
  31. microscope
  32. True
  33. True
  34. True
  35. hear the heartbeat
  36. True
  37. the electric battery
  38. X-rays
  39. False
  40. False

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