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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 453 · 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 see faraway stars? (a) clock (b) telescope (c) printing press (d) microscope
  2. 2.What did Louis Braille give us? (a) the printing press (b) the stethoscope (c) the first aeroplane (d) raised-dot writing
  3. 3.True or false: a telescope helps us see faraway stars. (a) False (b) True
  4. 4.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  5. 5.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) penicillin (c) X-rays (d) the telephone
  6. 6.What does a microscope help us do? (a) tell the time (b) do sums quickly (c) hear the heartbeat (d) see tiny germs
  7. 7.True or false: a stethoscope helps us find directions. (a) False (b) True
  8. 8.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  9. 9.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  10. 10.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  11. 11.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the smallpox vaccine (d) penicillin
  12. 12.🔧 Which invention helps us do sums quickly? (a) calculator (b) stethoscope (c) printing press (d) telephone
  13. 13.True or false: a compass helps us see faraway stars. (a) True (b) False
  14. 14.What does a stethoscope help us do? (a) hear the heartbeat (b) do sums quickly (c) see faraway stars (d) tell the time
  15. 15.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telescope (c) compass (d) calculator
  16. 16.🔧 Which invention helps us print many books? (a) compass (b) microscope (c) printing press (d) telephone
  17. 17.What did the Wright brothers give us? (a) the printing press (b) penicillin (c) the smallpox vaccine (d) the first aeroplane
  18. 18.What did René Laennec give us? (a) the telephone (b) the printing press (c) the stethoscope (d) the smallpox vaccine
  19. 19.True or false: a calculator helps us do sums quickly. (a) False (b) True
  20. 20.💡 Who gave us X-rays? (a) Edward Jenner (b) Wilhelm Röntgen (c) the Wright brothers (d) Alessandro Volta
  21. 21.True or false: a printing press helps us print many books. (a) True (b) False
  22. 22.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Fleming (d) René Laennec
  23. 23.True or false: Edward Jenner gave us the printing press. (a) False (b) True
  24. 24.🔧 Which invention helps us find directions? (a) telescope (b) stethoscope (c) compass (d) printing press
  25. 25.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  26. 26.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  27. 27.True or false: a microscope helps us see tiny germs. (a) True (b) False
  28. 28.What does a printing press help us do? (a) print many books (b) find directions (c) tell the time (d) measure body temperature
  29. 29.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  30. 30.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  31. 31.What does a clock help us do? (a) do sums quickly (b) see faraway stars (c) tell the time (d) print many books
  32. 32.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  33. 33.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Alexander Graham Bell (c) Louis Braille (d) René Laennec
  34. 34.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  35. 35.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  36. 36.What does a calculator help us do? (a) measure body temperature (b) see tiny germs (c) do sums quickly (d) hear the heartbeat
  37. 37.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  38. 38.What did Alexander Fleming give us? (a) X-rays (b) raised-dot writing (c) the smallpox vaccine (d) penicillin
  39. 39.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  40. 40.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Fleming (c) the Wright brothers (d) René Laennec

Answer key

  1. telescope
  2. raised-dot writing
  3. True
  4. True
  5. the telephone
  6. see tiny germs
  7. False
  8. True
  9. False
  10. False
  11. the printing press
  12. calculator
  13. False
  14. hear the heartbeat
  15. stethoscope
  16. printing press
  17. the first aeroplane
  18. the stethoscope
  19. True
  20. Wilhelm Röntgen
  21. True
  22. Alexander Fleming
  23. False
  24. compass
  25. True
  26. True
  27. True
  28. print many books
  29. True
  30. the Wright brothers
  31. tell the time
  32. Alexander Graham Bell
  33. René Laennec
  34. False
  35. False
  36. do sums quickly
  37. False
  38. penicillin
  39. True
  40. Edward Jenner

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