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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 592 · 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: Alessandro Volta gave us the electric battery. (a) False (b) True
  2. 2.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) the first aeroplane
  3. 3.💡 Who gave us penicillin? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Fleming (d) the Wright brothers
  4. 4.True or false: a telephone helps us talk to people far away. (a) False (b) True
  5. 5.What does a thermometer help us do? (a) measure body temperature (b) tell the time (c) hear the heartbeat (d) see tiny germs
  6. 6.What did Alexander Fleming give us? (a) the printing press (b) X-rays (c) penicillin (d) the first aeroplane
  7. 7.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Alexander Graham Bell
  8. 8.💡 Who gave us the printing press? (a) Alessandro Volta (b) the Wright brothers (c) Alexander Graham Bell (d) Johannes Gutenberg
  9. 9.🔧 Which invention helps us tell the time? (a) telephone (b) thermometer (c) microscope (d) clock
  10. 10.True or false: a microscope helps us see tiny germs. (a) False (b) True
  11. 11.What does a telephone help us do? (a) see tiny germs (b) talk to people far away (c) hear the heartbeat (d) tell the time
  12. 12.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) penicillin
  13. 13.💡 Who gave us the electric battery? (a) the Wright brothers (b) Johannes Gutenberg (c) René Laennec (d) Alessandro Volta
  14. 14.What did Louis Braille give us? (a) raised-dot writing (b) the smallpox vaccine (c) X-rays (d) penicillin
  15. 15.True or false: a compass helps us measure body temperature. (a) True (b) False
  16. 16.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  17. 17.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  18. 18.What does a compass help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) find directions
  19. 19.💡 Who gave us X-rays? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Johannes Gutenberg
  20. 20.True or false: a clock helps us tell the time. (a) False (b) True
  21. 21.What does a calculator help us do? (a) measure body temperature (b) do sums quickly (c) hear the heartbeat (d) talk to people far away
  22. 22.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  23. 23.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) microscope (c) calculator (d) printing press
  24. 24.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  25. 25.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  26. 26.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) René Laennec (d) Alessandro Volta
  27. 27.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  28. 28.What did the Wright brothers give us? (a) the first aeroplane (b) the stethoscope (c) the smallpox vaccine (d) penicillin
  29. 29.What does a clock help us do? (a) tell the time (b) see tiny germs (c) find directions (d) see faraway stars
  30. 30.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  31. 31.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  32. 32.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True
  33. 33.True or false: a thermometer helps us tell the time. (a) False (b) True
  34. 34.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) see faraway stars (d) tell the time
  35. 35.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) René Laennec (c) Edward Jenner (d) Louis Braille
  36. 36.🔧 Which invention helps us see tiny germs? (a) telephone (b) microscope (c) telescope (d) compass
  37. 37.True or false: a calculator helps us measure body temperature. (a) False (b) True
  38. 38.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  39. 39.What does a microscope help us do? (a) see faraway stars (b) tell the time (c) find directions (d) see tiny germs
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) printing press (c) calculator (d) stethoscope

Answer key

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

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