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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 61 · 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.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Johannes Gutenberg (c) Alexander Graham Bell (d) the Wright brothers
  2. 2.True or false: a clock helps us find directions. (a) False (b) True
  3. 3.🔧 Which invention helps us find directions? (a) calculator (b) compass (c) thermometer (d) clock
  4. 4.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  5. 5.What did René Laennec give us? (a) X-rays (b) the first aeroplane (c) the printing press (d) the stethoscope
  6. 6.What does a telescope help us do? (a) see faraway stars (b) print many books (c) hear the heartbeat (d) see tiny germs
  7. 7.What does a printing press help us do? (a) see tiny germs (b) tell the time (c) print many books (d) see faraway stars
  8. 8.What does a thermometer help us do? (a) measure body temperature (b) hear the heartbeat (c) find directions (d) tell the time
  9. 9.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  10. 10.What does a clock help us do? (a) tell the time (b) do sums quickly (c) print many books (d) find directions
  11. 11.True or false: a microscope helps us see faraway stars. (a) True (b) False
  12. 12.True or false: Wilhelm Röntgen gave us the telephone. (a) False (b) True
  13. 13.True or false: a telescope helps us see tiny germs. (a) False (b) True
  14. 14.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) telescope (d) printing press
  15. 15.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  16. 16.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  17. 17.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Wilhelm Röntgen
  18. 18.🔧 Which invention helps us see tiny germs? (a) thermometer (b) microscope (c) calculator (d) telephone
  19. 19.What did the Wright brothers give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) the printing press
  20. 20.True or false: a clock helps us see faraway stars. (a) True (b) False
  21. 21.True or false: a printing press helps us print many books. (a) True (b) False
  22. 22.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  23. 23.What does a stethoscope help us do? (a) find directions (b) measure body temperature (c) print many books (d) hear the heartbeat
  24. 24.🔧 Which invention helps us measure body temperature? (a) clock (b) microscope (c) printing press (d) thermometer
  25. 25.What does a telephone help us do? (a) find directions (b) measure body temperature (c) talk to people far away (d) tell the time
  26. 26.What does a microscope help us do? (a) measure body temperature (b) find directions (c) see tiny germs (d) do sums quickly
  27. 27.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the printing press
  28. 28.💡 Who gave us penicillin? (a) Alexander Fleming (b) Louis Braille (c) Johannes Gutenberg (d) René Laennec
  29. 29.What did Louis Braille give us? (a) the telephone (b) X-rays (c) penicillin (d) raised-dot writing
  30. 30.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  31. 31.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) X-rays
  32. 32.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  33. 33.True or false: a printing press helps us see tiny germs. (a) True (b) False
  34. 34.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  35. 35.💡 Who gave us the stethoscope? (a) René Laennec (b) Louis Braille (c) Alexander Fleming (d) the Wright brothers
  36. 36.What does a calculator help us do? (a) do sums quickly (b) hear the heartbeat (c) measure body temperature (d) tell the time
  37. 37.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  38. 38.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  39. 39.What did Alessandro Volta give us? (a) the telephone (b) penicillin (c) the smallpox vaccine (d) the electric battery
  40. 40.True or false: a telephone helps us talk to people far away. (a) False (b) True

Answer key

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

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