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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 775 · 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.What does a microscope help us do? (a) see faraway stars (b) tell the time (c) print many books (d) see tiny germs
  2. 2.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alessandro Volta (c) the Wright brothers (d) Alexander Fleming
  3. 3.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  4. 4.True or false: a calculator helps us see tiny germs. (a) True (b) False
  5. 5.What does a thermometer help us do? (a) hear the heartbeat (b) see tiny germs (c) measure body temperature (d) find directions
  6. 6.💡 Who gave us X-rays? (a) Alessandro Volta (b) Alexander Fleming (c) Johannes Gutenberg (d) Wilhelm Röntgen
  7. 7.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  8. 8.🔧 Which invention helps us do sums quickly? (a) telephone (b) microscope (c) telescope (d) calculator
  9. 9.What does a stethoscope help us do? (a) tell the time (b) see faraway stars (c) hear the heartbeat (d) measure body temperature
  10. 10.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) microscope (d) telescope
  11. 11.🔧 Which invention helps us tell the time? (a) compass (b) telescope (c) clock (d) calculator
  12. 12.💡 Who gave us penicillin? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) Alexander Fleming
  13. 13.What did Edward Jenner give us? (a) the smallpox vaccine (b) the electric battery (c) the stethoscope (d) the first aeroplane
  14. 14.💡 Who gave us the stethoscope? (a) Louis Braille (b) the Wright brothers (c) René Laennec (d) Alexander Graham Bell
  15. 15.What did René Laennec give us? (a) the printing press (b) the electric battery (c) the stethoscope (d) raised-dot writing
  16. 16.🔧 Which invention helps us see tiny germs? (a) telescope (b) printing press (c) microscope (d) stethoscope
  17. 17.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  18. 18.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  19. 19.🔧 Which invention helps us see faraway stars? (a) printing press (b) compass (c) telescope (d) telephone
  20. 20.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the printing press (c) the first aeroplane (d) the telephone
  21. 21.What did Johannes Gutenberg give us? (a) penicillin (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  22. 22.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  23. 23.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  24. 24.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) telescope (d) compass
  25. 25.True or false: a telephone helps us talk to people far away. (a) True (b) False
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  27. 27.True or false: a microscope helps us do sums quickly. (a) True (b) False
  28. 28.What does a compass help us do? (a) find directions (b) see tiny germs (c) talk to people far away (d) measure body temperature
  29. 29.True or false: a calculator helps us see faraway stars. (a) True (b) False
  30. 30.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  31. 31.What does a printing press help us do? (a) print many books (b) tell the time (c) do sums quickly (d) find directions
  32. 32.What does a telephone help us do? (a) do sums quickly (b) find directions (c) see faraway stars (d) talk to people far away
  33. 33.True or false: a calculator helps us do sums quickly. (a) True (b) False
  34. 34.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Louis Braille (c) René Laennec (d) Alexander Graham Bell
  35. 35.What did the Wright brothers give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) the stethoscope
  36. 36.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) X-rays (d) the electric battery
  37. 37.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  38. 38.True or false: a microscope helps us see tiny germs. (a) True (b) False
  39. 39.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  40. 40.What did Alessandro Volta give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) the electric battery

Answer key

  1. see tiny germs
  2. Alessandro Volta
  3. False
  4. False
  5. measure body temperature
  6. Wilhelm Röntgen
  7. False
  8. calculator
  9. hear the heartbeat
  10. compass
  11. clock
  12. Alexander Fleming
  13. the smallpox vaccine
  14. René Laennec
  15. the stethoscope
  16. microscope
  17. False
  18. False
  19. telescope
  20. the telephone
  21. the printing press
  22. False
  23. False
  24. thermometer
  25. True
  26. True
  27. False
  28. find directions
  29. False
  30. True
  31. print many books
  32. talk to people far away
  33. True
  34. Johannes Gutenberg
  35. the first aeroplane
  36. raised-dot writing
  37. True
  38. True
  39. False
  40. the electric battery

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