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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 59 · 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 stethoscope help us do? (a) see faraway stars (b) measure body temperature (c) see tiny germs (d) hear the heartbeat
  2. 2.What does a thermometer help us do? (a) tell the time (b) measure body temperature (c) do sums quickly (d) see faraway stars
  3. 3.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) the Wright brothers (d) Edward Jenner
  4. 4.What did Alessandro Volta give us? (a) the stethoscope (b) penicillin (c) the electric battery (d) the printing press
  5. 5.True or false: Alexander Fleming gave us the electric battery. (a) False (b) True
  6. 6.What does a clock help us do? (a) measure body temperature (b) tell the time (c) see faraway stars (d) hear the heartbeat
  7. 7.True or false: a printing press helps us print many books. (a) True (b) False
  8. 8.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) the Wright brothers (d) Louis Braille
  9. 9.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) the smallpox vaccine (d) the first aeroplane
  10. 10.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Alessandro Volta (c) Edward Jenner (d) Wilhelm Röntgen
  11. 11.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) penicillin (c) the telephone (d) X-rays
  12. 12.What did Alexander Fleming give us? (a) the electric battery (b) X-rays (c) the stethoscope (d) penicillin
  13. 13.True or false: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  14. 14.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  15. 15.🔧 Which invention helps us measure body temperature? (a) printing press (b) thermometer (c) calculator (d) microscope
  16. 16.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Edward Jenner (c) Wilhelm Röntgen (d) the Wright brothers
  17. 17.True or false: a telephone helps us find directions. (a) True (b) False
  18. 18.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the smallpox vaccine (c) raised-dot writing (d) the printing press
  19. 19.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  20. 20.🔧 Which invention helps us talk to people far away? (a) telescope (b) microscope (c) compass (d) telephone
  21. 21.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  22. 22.What does a calculator help us do? (a) hear the heartbeat (b) do sums quickly (c) talk to people far away (d) see faraway stars
  23. 23.What did Alexander Graham Bell give us? (a) the electric battery (b) penicillin (c) the telephone (d) the smallpox vaccine
  24. 24.True or false: a stethoscope helps us tell the time. (a) False (b) True
  25. 25.🔧 Which invention helps us see tiny germs? (a) microscope (b) calculator (c) printing press (d) stethoscope
  26. 26.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  27. 27.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  28. 28.💡 Who gave us penicillin? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Fleming
  29. 29.What does a microscope help us do? (a) do sums quickly (b) see faraway stars (c) find directions (d) see tiny germs
  30. 30.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) stethoscope (c) telescope (d) thermometer
  31. 31.🔧 Which invention helps us find directions? (a) telephone (b) clock (c) microscope (d) compass
  32. 32.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  33. 33.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  34. 34.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  35. 35.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) hear the heartbeat
  36. 36.💡 Who gave us raised-dot writing? (a) René Laennec (b) the Wright brothers (c) Louis Braille (d) Johannes Gutenberg
  37. 37.💡 Who gave us the telephone? (a) Alexander Fleming (b) Alessandro Volta (c) René Laennec (d) Alexander Graham Bell
  38. 38.True or false: a clock helps us do sums quickly. (a) False (b) True
  39. 39.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) thermometer (d) telephone
  40. 40.🔧 Which invention helps us see faraway stars? (a) microscope (b) telescope (c) compass (d) clock

Answer key

  1. hear the heartbeat
  2. measure body temperature
  3. Edward Jenner
  4. the electric battery
  5. False
  6. tell the time
  7. True
  8. René Laennec
  9. raised-dot writing
  10. Alessandro Volta
  11. X-rays
  12. penicillin
  13. False
  14. False
  15. thermometer
  16. Wilhelm Röntgen
  17. False
  18. the printing press
  19. False
  20. telephone
  21. False
  22. do sums quickly
  23. the telephone
  24. False
  25. microscope
  26. False
  27. True
  28. Alexander Fleming
  29. see tiny germs
  30. stethoscope
  31. compass
  32. True
  33. True
  34. False
  35. talk to people far away
  36. Louis Braille
  37. Alexander Graham Bell
  38. False
  39. printing press
  40. telescope

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