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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 565 · 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 Alexander Graham Bell give us? (a) X-rays (b) the telephone (c) penicillin (d) the first aeroplane
  2. 2.🔧 Which invention helps us tell the time? (a) calculator (b) clock (c) telephone (d) telescope
  3. 3.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  4. 4.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  5. 5.🔧 Which invention helps us talk to people far away? (a) telephone (b) microscope (c) compass (d) thermometer
  6. 6.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Graham Bell (d) Alexander Fleming
  7. 7.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Fleming (d) the Wright brothers
  8. 8.What does a stethoscope help us do? (a) print many books (b) see tiny germs (c) see faraway stars (d) hear the heartbeat
  9. 9.💡 Who gave us X-rays? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) the Wright brothers
  10. 10.True or false: a telephone helps us talk to people far away. (a) True (b) False
  11. 11.What does a thermometer help us do? (a) hear the heartbeat (b) measure body temperature (c) see faraway stars (d) do sums quickly
  12. 12.🔧 Which invention helps us do sums quickly? (a) compass (b) calculator (c) stethoscope (d) telephone
  13. 13.What does a microscope help us do? (a) talk to people far away (b) find directions (c) see tiny germs (d) print many books
  14. 14.True or false: a telescope helps us see faraway stars. (a) False (b) True
  15. 15.True or false: a telescope helps us tell the time. (a) True (b) False
  16. 16.What does a calculator help us do? (a) hear the heartbeat (b) talk to people far away (c) do sums quickly (d) print many books
  17. 17.🔧 Which invention helps us measure body temperature? (a) telephone (b) microscope (c) compass (d) thermometer
  18. 18.🔧 Which invention helps us see tiny germs? (a) clock (b) stethoscope (c) thermometer (d) microscope
  19. 19.What does a telephone help us do? (a) see tiny germs (b) do sums quickly (c) print many books (d) talk to people far away
  20. 20.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Fleming (c) the Wright brothers (d) Edward Jenner
  21. 21.True or false: a microscope helps us see tiny germs. (a) True (b) False
  22. 22.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  23. 23.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  24. 24.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  25. 25.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) René Laennec (c) Johannes Gutenberg (d) Louis Braille
  26. 26.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  27. 27.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  28. 28.What did Johannes Gutenberg give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) the printing press
  29. 29.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the stethoscope (d) penicillin
  30. 30.What does a printing press help us do? (a) do sums quickly (b) measure body temperature (c) hear the heartbeat (d) print many books
  31. 31.What does a clock help us do? (a) print many books (b) tell the time (c) talk to people far away (d) do sums quickly
  32. 32.What did Louis Braille give us? (a) the smallpox vaccine (b) the printing press (c) raised-dot writing (d) the electric battery
  33. 33.True or false: a clock helps us tell the time. (a) True (b) False
  34. 34.What did Alexander Fleming give us? (a) the first aeroplane (b) the smallpox vaccine (c) penicillin (d) the electric battery
  35. 35.True or false: a clock helps us talk to people far away. (a) True (b) False
  36. 36.What does a telescope help us do? (a) measure body temperature (b) tell the time (c) do sums quickly (d) see faraway stars
  37. 37.True or false: a printing press helps us see tiny germs. (a) True (b) False
  38. 38.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  39. 39.🔧 Which invention helps us find directions? (a) thermometer (b) microscope (c) clock (d) compass
  40. 40.True or false: a printing press helps us print many books. (a) True (b) False

Answer key

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

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