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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 937 · 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.🔧 Which invention helps us do sums quickly? (a) telescope (b) thermometer (c) stethoscope (d) calculator
  2. 2.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  3. 3.What did Alexander Fleming give us? (a) penicillin (b) the printing press (c) the smallpox vaccine (d) the electric battery
  4. 4.True or false: a microscope helps us see tiny germs. (a) True (b) False
  5. 5.What does a telephone help us do? (a) do sums quickly (b) see faraway stars (c) talk to people far away (d) hear the heartbeat
  6. 6.What does a microscope help us do? (a) see tiny germs (b) measure body temperature (c) find directions (d) do sums quickly
  7. 7.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) calculator (c) microscope (d) stethoscope
  8. 8.🔧 Which invention helps us print many books? (a) microscope (b) calculator (c) thermometer (d) printing press
  9. 9.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  10. 10.What does a telescope help us do? (a) measure body temperature (b) hear the heartbeat (c) see faraway stars (d) find directions
  11. 11.What does a stethoscope help us do? (a) talk to people far away (b) find directions (c) see tiny germs (d) hear the heartbeat
  12. 12.💡 Who gave us the telephone? (a) the Wright brothers (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Graham Bell
  13. 13.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Fleming (d) René Laennec
  14. 14.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  15. 15.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) X-rays (d) the telephone
  16. 16.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Alessandro Volta (d) the Wright brothers
  17. 17.What does a printing press help us do? (a) hear the heartbeat (b) print many books (c) talk to people far away (d) tell the time
  18. 18.True or false: a thermometer helps us print many books. (a) False (b) True
  19. 19.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alessandro Volta
  20. 20.🔧 Which invention helps us tell the time? (a) calculator (b) stethoscope (c) clock (d) printing press
  21. 21.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) the telephone (d) the electric battery
  22. 22.🔧 Which invention helps us find directions? (a) compass (b) stethoscope (c) thermometer (d) microscope
  23. 23.True or false: René Laennec gave us the electric battery. (a) False (b) True
  24. 24.What does a clock help us do? (a) do sums quickly (b) find directions (c) see tiny germs (d) tell the time
  25. 25.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Alexander Graham Bell (d) Johannes Gutenberg
  26. 26.True or false: a clock helps us tell the time. (a) True (b) False
  27. 27.True or false: Louis Braille gave us penicillin. (a) False (b) True
  28. 28.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telephone (c) compass (d) telescope
  29. 29.True or false: Wilhelm Röntgen gave us penicillin. (a) False (b) True
  30. 30.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the printing press (c) raised-dot writing (d) the stethoscope
  31. 31.What does a thermometer help us do? (a) print many books (b) do sums quickly (c) talk to people far away (d) measure body temperature
  32. 32.💡 Who gave us the electric battery? (a) the Wright brothers (b) Louis Braille (c) Edward Jenner (d) Alessandro Volta
  33. 33.True or false: a clock helps us print many books. (a) True (b) False
  34. 34.What did Alexander Graham Bell give us? (a) the printing press (b) penicillin (c) the telephone (d) X-rays
  35. 35.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Louis Braille
  36. 36.True or false: a telephone helps us measure body temperature. (a) True (b) False
  37. 37.True or false: a telephone helps us talk to people far away. (a) True (b) False
  38. 38.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  39. 39.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the printing press (c) the stethoscope (d) X-rays
  40. 40.🔧 Which invention helps us talk to people far away? (a) microscope (b) compass (c) telephone (d) telescope

Answer key

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

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