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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 488 · 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.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  2. 2.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) the Wright brothers (c) Johannes Gutenberg (d) Alessandro Volta
  3. 3.What does a microscope help us do? (a) talk to people far away (b) measure body temperature (c) see tiny germs (d) do sums quickly
  4. 4.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  5. 5.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Wilhelm Röntgen (c) Louis Braille (d) Alexander Fleming
  6. 6.🔧 Which invention helps us do sums quickly? (a) telescope (b) microscope (c) printing press (d) calculator
  7. 7.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) thermometer (c) calculator (d) printing press
  8. 8.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  9. 9.🔧 Which invention helps us find directions? (a) telescope (b) microscope (c) compass (d) thermometer
  10. 10.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  11. 11.What did René Laennec give us? (a) the stethoscope (b) the first aeroplane (c) the electric battery (d) the smallpox vaccine
  12. 12.🔧 Which invention helps us tell the time? (a) microscope (b) clock (c) telescope (d) stethoscope
  13. 13.What does a stethoscope help us do? (a) hear the heartbeat (b) tell the time (c) do sums quickly (d) find directions
  14. 14.💡 Who gave us the electric battery? (a) the Wright brothers (b) Edward Jenner (c) Wilhelm Röntgen (d) Alessandro Volta
  15. 15.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) thermometer (c) clock (d) stethoscope
  16. 16.What did Alessandro Volta give us? (a) the telephone (b) the first aeroplane (c) raised-dot writing (d) the electric battery
  17. 17.What did Alexander Fleming give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) penicillin
  18. 18.True or false: a clock helps us tell the time. (a) True (b) False
  19. 19.What did Louis Braille give us? (a) the first aeroplane (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  20. 20.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the telephone (c) penicillin (d) the electric battery
  21. 21.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  22. 22.💡 Who gave us penicillin? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Fleming
  23. 23.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  24. 24.What did Johannes Gutenberg give us? (a) the telephone (b) the stethoscope (c) the printing press (d) the first aeroplane
  25. 25.💡 Who gave us the telephone? (a) Alexander Fleming (b) Edward Jenner (c) Alexander Graham Bell (d) Alessandro Volta
  26. 26.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Edward Jenner (c) the Wright brothers (d) Johannes Gutenberg
  27. 27.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  28. 28.What does a telephone help us do? (a) see faraway stars (b) see tiny germs (c) find directions (d) talk to people far away
  29. 29.What did Wilhelm Röntgen give us? (a) penicillin (b) the printing press (c) X-rays (d) raised-dot writing
  30. 30.💡 Who gave us X-rays? (a) René Laennec (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Graham Bell
  31. 31.🔧 Which invention helps us see faraway stars? (a) telescope (b) clock (c) telephone (d) printing press
  32. 32.True or false: a calculator helps us tell the time. (a) True (b) False
  33. 33.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alexander Graham Bell (c) Edward Jenner (d) René Laennec
  34. 34.What did Edward Jenner give us? (a) the printing press (b) raised-dot writing (c) X-rays (d) the smallpox vaccine
  35. 35.True or false: a calculator helps us talk to people far away. (a) False (b) True
  36. 36.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  38. 38.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  39. 39.What does a clock help us do? (a) print many books (b) talk to people far away (c) see tiny germs (d) tell the time
  40. 40.What does a compass help us do? (a) see tiny germs (b) find directions (c) talk to people far away (d) see faraway stars

Answer key

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

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