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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 645 · 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 did René Laennec give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  2. 2.What does a microscope help us do? (a) hear the heartbeat (b) do sums quickly (c) see tiny germs (d) talk to people far away
  3. 3.What did Alexander Fleming give us? (a) penicillin (b) the printing press (c) the telephone (d) the first aeroplane
  4. 4.What does a stethoscope help us do? (a) do sums quickly (b) hear the heartbeat (c) print many books (d) see faraway stars
  5. 5.True or false: a telephone helps us talk to people far away. (a) False (b) True
  6. 6.True or false: a calculator helps us do sums quickly. (a) True (b) False
  7. 7.💡 Who gave us penicillin? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) Edward Jenner
  8. 8.What does a printing press help us do? (a) measure body temperature (b) see tiny germs (c) tell the time (d) print many books
  9. 9.True or false: a calculator helps us tell the time. (a) True (b) False
  10. 10.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  11. 11.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Graham Bell (c) Alexander Fleming (d) Wilhelm Röntgen
  12. 12.True or false: a telescope helps us see faraway stars. (a) False (b) True
  13. 13.What did Johannes Gutenberg give us? (a) the printing press (b) the stethoscope (c) the telephone (d) the electric battery
  14. 14.What did the Wright brothers give us? (a) the first aeroplane (b) the smallpox vaccine (c) the stethoscope (d) the electric battery
  15. 15.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) print many books
  16. 16.What did Alessandro Volta give us? (a) X-rays (b) the electric battery (c) the printing press (d) penicillin
  17. 17.🔧 Which invention helps us do sums quickly? (a) clock (b) telescope (c) thermometer (d) calculator
  18. 18.🔧 Which invention helps us find directions? (a) clock (b) compass (c) telescope (d) calculator
  19. 19.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  20. 20.What does a telescope help us do? (a) measure body temperature (b) talk to people far away (c) see tiny germs (d) see faraway stars
  21. 21.What does a thermometer help us do? (a) measure body temperature (b) hear the heartbeat (c) tell the time (d) talk to people far away
  22. 22.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  23. 23.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  24. 24.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  25. 25.True or false: a thermometer helps us find directions. (a) False (b) True
  26. 26.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) penicillin (c) X-rays (d) the electric battery
  27. 27.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Graham Bell
  28. 28.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  29. 29.What did Edward Jenner give us? (a) X-rays (b) the smallpox vaccine (c) the telephone (d) the stethoscope
  30. 30.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) thermometer (c) clock (d) microscope
  31. 31.True or false: a calculator helps us see faraway stars. (a) False (b) True
  32. 32.💡 Who gave us the stethoscope? (a) the Wright brothers (b) René Laennec (c) Johannes Gutenberg (d) Alexander Fleming
  33. 33.🔧 Which invention helps us see faraway stars? (a) calculator (b) compass (c) clock (d) telescope
  34. 34.🔧 Which invention helps us tell the time? (a) calculator (b) thermometer (c) clock (d) telephone
  35. 35.💡 Who gave us the electric battery? (a) Alessandro Volta (b) the Wright brothers (c) Alexander Graham Bell (d) Edward Jenner
  36. 36.What does a clock help us do? (a) print many books (b) see tiny germs (c) tell the time (d) find directions
  37. 37.What does a calculator help us do? (a) measure body temperature (b) do sums quickly (c) print many books (d) talk to people far away
  38. 38.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  39. 39.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  40. 40.🔧 Which invention helps us see tiny germs? (a) microscope (b) clock (c) compass (d) printing press

Answer key

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

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