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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 92 · 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 Alessandro Volta give us? (a) penicillin (b) the electric battery (c) the telephone (d) the smallpox vaccine
  2. 2.🔧 Which invention helps us measure body temperature? (a) calculator (b) thermometer (c) clock (d) printing press
  3. 3.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  4. 4.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) calculator (c) stethoscope (d) clock
  5. 5.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  6. 6.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) the Wright brothers (d) Louis Braille
  7. 7.🔧 Which invention helps us tell the time? (a) clock (b) stethoscope (c) thermometer (d) printing press
  8. 8.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  9. 9.What did Alexander Fleming give us? (a) X-rays (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  10. 10.What does a printing press help us do? (a) hear the heartbeat (b) tell the time (c) talk to people far away (d) print many books
  11. 11.What does a stethoscope help us do? (a) talk to people far away (b) see tiny germs (c) measure body temperature (d) hear the heartbeat
  12. 12.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  13. 13.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Louis Braille (d) the Wright brothers
  14. 14.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) stethoscope (d) calculator
  15. 15.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) X-rays (d) the electric battery
  16. 16.What did Alexander Graham Bell give us? (a) the printing press (b) the electric battery (c) the smallpox vaccine (d) the telephone
  17. 17.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Graham Bell (d) Wilhelm Röntgen
  18. 18.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  19. 19.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the electric battery (c) X-rays (d) the smallpox vaccine
  20. 20.🔧 Which invention helps us print many books? (a) printing press (b) clock (c) telescope (d) telephone
  21. 21.What does a thermometer help us do? (a) see faraway stars (b) print many books (c) talk to people far away (d) measure body temperature
  22. 22.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  23. 23.🔧 Which invention helps us do sums quickly? (a) telephone (b) stethoscope (c) telescope (d) calculator
  24. 24.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  25. 25.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  26. 26.What does a telescope help us do? (a) talk to people far away (b) find directions (c) print many books (d) see faraway stars
  27. 27.What does a calculator help us do? (a) tell the time (b) do sums quickly (c) hear the heartbeat (d) find directions
  28. 28.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Fleming
  29. 29.🔧 Which invention helps us see tiny germs? (a) thermometer (b) stethoscope (c) printing press (d) microscope
  30. 30.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  31. 31.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  32. 32.True or false: a calculator helps us do sums quickly. (a) False (b) True
  33. 33.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Johannes Gutenberg
  34. 34.True or false: a microscope helps us see tiny germs. (a) True (b) False
  35. 35.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  36. 36.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the smallpox vaccine (c) the printing press (d) the telephone
  37. 37.🔧 Which invention helps us find directions? (a) calculator (b) stethoscope (c) thermometer (d) compass
  38. 38.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Graham Bell (d) Edward Jenner
  39. 39.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) see tiny germs
  40. 40.What did the Wright brothers give us? (a) the smallpox vaccine (b) the electric battery (c) the first aeroplane (d) the telephone

Answer key

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

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