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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 580 · 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 talk to people far away? (a) microscope (b) telescope (c) compass (d) telephone
  2. 2.What does a clock help us do? (a) measure body temperature (b) tell the time (c) hear the heartbeat (d) talk to people far away
  3. 3.What did René Laennec give us? (a) the electric battery (b) penicillin (c) raised-dot writing (d) the stethoscope
  4. 4.True or false: a printing press helps us find directions. (a) False (b) True
  5. 5.What did Edward Jenner give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  6. 6.True or false: a microscope helps us print many books. (a) False (b) True
  7. 7.💡 Who gave us the electric battery? (a) Louis Braille (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alessandro Volta
  8. 8.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  9. 9.What does a printing press help us do? (a) tell the time (b) hear the heartbeat (c) do sums quickly (d) print many books
  10. 10.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) X-rays (d) the electric battery
  11. 11.What does a telephone help us do? (a) hear the heartbeat (b) print many books (c) talk to people far away (d) find directions
  12. 12.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  13. 13.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Fleming (c) Johannes Gutenberg (d) Alexander Graham Bell
  14. 14.🔧 Which invention helps us see faraway stars? (a) clock (b) telephone (c) printing press (d) telescope
  15. 15.🔧 Which invention helps us see tiny germs? (a) telephone (b) microscope (c) thermometer (d) compass
  16. 16.What did Alessandro Volta give us? (a) the first aeroplane (b) penicillin (c) the electric battery (d) the telephone
  17. 17.🔧 Which invention helps us measure body temperature? (a) microscope (b) stethoscope (c) thermometer (d) calculator
  18. 18.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Edward Jenner (d) Alexander Fleming
  19. 19.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  20. 20.True or false: a microscope helps us see tiny germs. (a) True (b) False
  21. 21.What does a calculator help us do? (a) do sums quickly (b) tell the time (c) talk to people far away (d) see tiny germs
  22. 22.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Johannes Gutenberg (d) René Laennec
  23. 23.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  24. 24.True or false: a telephone helps us tell the time. (a) False (b) True
  25. 25.True or false: a telephone helps us talk to people far away. (a) False (b) True
  26. 26.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) the Wright brothers (d) Johannes Gutenberg
  27. 27.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Louis Braille (c) the Wright brothers (d) Wilhelm Röntgen
  28. 28.True or false: a telescope helps us print many books. (a) False (b) True
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) thermometer (c) compass (d) stethoscope
  30. 30.What did the Wright brothers give us? (a) the first aeroplane (b) the smallpox vaccine (c) penicillin (d) X-rays
  31. 31.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True
  32. 32.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) compass (d) telephone
  33. 33.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  34. 34.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) X-rays (c) the printing press (d) penicillin
  35. 35.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  36. 36.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  38. 38.What does a microscope help us do? (a) see faraway stars (b) see tiny germs (c) hear the heartbeat (d) print many books
  39. 39.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  40. 40.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True

Answer key

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

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