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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 377 · 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) the electric battery (b) the stethoscope (c) the telephone (d) the first aeroplane
  2. 2.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  3. 3.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  4. 4.What does a calculator help us do? (a) print many books (b) find directions (c) do sums quickly (d) measure body temperature
  5. 5.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  6. 6.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) René Laennec (d) the Wright brothers
  7. 7.💡 Who gave us the first aeroplane? (a) René Laennec (b) Alexander Fleming (c) Edward Jenner (d) the Wright brothers
  8. 8.True or false: a microscope helps us measure body temperature. (a) False (b) True
  9. 9.True or false: a compass helps us tell the time. (a) False (b) True
  10. 10.What did René Laennec give us? (a) X-rays (b) the electric battery (c) the stethoscope (d) the telephone
  11. 11.🔧 Which invention helps us find directions? (a) microscope (b) compass (c) clock (d) stethoscope
  12. 12.What does a printing press help us do? (a) print many books (b) measure body temperature (c) tell the time (d) find directions
  13. 13.What did Wilhelm Röntgen give us? (a) X-rays (b) the telephone (c) the smallpox vaccine (d) the printing press
  14. 14.What did Alessandro Volta give us? (a) raised-dot writing (b) the smallpox vaccine (c) the electric battery (d) penicillin
  15. 15.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Louis Braille
  16. 16.True or false: a calculator helps us print many books. (a) True (b) False
  17. 17.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  18. 18.True or false: a microscope helps us see tiny germs. (a) False (b) True
  19. 19.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) penicillin (d) the telephone
  20. 20.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  21. 21.What does a stethoscope help us do? (a) tell the time (b) hear the heartbeat (c) see tiny germs (d) talk to people far away
  22. 22.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  23. 23.True or false: a compass helps us do sums quickly. (a) False (b) True
  24. 24.What did the Wright brothers give us? (a) the stethoscope (b) the printing press (c) the electric battery (d) the first aeroplane
  25. 25.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) clock (d) thermometer
  26. 26.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  27. 27.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  28. 28.🔧 Which invention helps us see faraway stars? (a) printing press (b) compass (c) telephone (d) telescope
  29. 29.🔧 Which invention helps us talk to people far away? (a) microscope (b) stethoscope (c) telephone (d) clock
  30. 30.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  31. 31.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Edward Jenner
  32. 32.What does a thermometer help us do? (a) talk to people far away (b) find directions (c) do sums quickly (d) measure body temperature
  33. 33.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telephone (c) stethoscope (d) microscope
  34. 34.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  35. 35.What does a clock help us do? (a) find directions (b) do sums quickly (c) see faraway stars (d) tell the time
  36. 36.🔧 Which invention helps us tell the time? (a) calculator (b) printing press (c) clock (d) telephone
  37. 37.True or false: a telescope helps us do sums quickly. (a) True (b) False
  38. 38.What did Alexander Fleming give us? (a) the first aeroplane (b) raised-dot writing (c) penicillin (d) the telephone
  39. 39.What did Johannes Gutenberg give us? (a) the stethoscope (b) the telephone (c) the first aeroplane (d) the printing press
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telephone (c) printing press (d) stethoscope

Answer key

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

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