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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 273 · 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.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  2. 2.What did Alexander Fleming give us? (a) the stethoscope (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  3. 3.🔧 Which invention helps us find directions? (a) thermometer (b) telephone (c) compass (d) microscope
  4. 4.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) René Laennec (c) the Wright brothers (d) Wilhelm Röntgen
  5. 5.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  6. 6.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Fleming
  7. 7.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  8. 8.🔧 Which invention helps us see faraway stars? (a) microscope (b) clock (c) telescope (d) printing press
  9. 9.What did René Laennec give us? (a) the telephone (b) raised-dot writing (c) penicillin (d) the stethoscope
  10. 10.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  11. 11.What does a clock help us do? (a) tell the time (b) measure body temperature (c) do sums quickly (d) hear the heartbeat
  12. 12.What does a telephone help us do? (a) see faraway stars (b) measure body temperature (c) find directions (d) talk to people far away
  13. 13.What does a calculator help us do? (a) see tiny germs (b) measure body temperature (c) see faraway stars (d) do sums quickly
  14. 14.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  15. 15.What did Edward Jenner give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) the stethoscope
  16. 16.What did the Wright brothers give us? (a) penicillin (b) X-rays (c) the smallpox vaccine (d) the first aeroplane
  17. 17.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  18. 18.💡 Who gave us X-rays? (a) René Laennec (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  19. 19.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  20. 20.🔧 Which invention helps us see tiny germs? (a) compass (b) telescope (c) stethoscope (d) microscope
  21. 21.True or false: a compass helps us talk to people far away. (a) False (b) True
  22. 22.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  23. 23.True or false: a clock helps us find directions. (a) False (b) True
  24. 24.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  25. 25.What does a thermometer help us do? (a) do sums quickly (b) see tiny germs (c) measure body temperature (d) hear the heartbeat
  26. 26.🔧 Which invention helps us measure body temperature? (a) telescope (b) thermometer (c) clock (d) microscope
  27. 27.What does a compass help us do? (a) see faraway stars (b) tell the time (c) find directions (d) hear the heartbeat
  28. 28.What does a printing press help us do? (a) tell the time (b) talk to people far away (c) print many books (d) see faraway stars
  29. 29.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) hear the heartbeat (d) see tiny germs
  30. 30.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) calculator (d) printing press
  31. 31.True or false: a telescope helps us see faraway stars. (a) True (b) False
  32. 32.True or false: a compass helps us find directions. (a) True (b) False
  33. 33.🔧 Which invention helps us tell the time? (a) thermometer (b) clock (c) calculator (d) microscope
  34. 34.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) René Laennec (c) Alessandro Volta (d) Alexander Fleming
  35. 35.True or false: a telescope helps us measure body temperature. (a) False (b) True
  36. 36.🔧 Which invention helps us do sums quickly? (a) compass (b) calculator (c) telephone (d) thermometer
  37. 37.True or false: a printing press helps us print many books. (a) False (b) True
  38. 38.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  39. 39.True or false: a telescope helps us find directions. (a) True (b) False
  40. 40.True or false: a telephone helps us talk to people far away. (a) False (b) True

Answer key

  1. False
  2. penicillin
  3. compass
  4. the Wright brothers
  5. True
  6. Edward Jenner
  7. False
  8. telescope
  9. the stethoscope
  10. True
  11. tell the time
  12. talk to people far away
  13. do sums quickly
  14. False
  15. the smallpox vaccine
  16. the first aeroplane
  17. False
  18. Wilhelm Röntgen
  19. René Laennec
  20. microscope
  21. False
  22. True
  23. False
  24. False
  25. measure body temperature
  26. thermometer
  27. find directions
  28. print many books
  29. see faraway stars
  30. stethoscope
  31. True
  32. True
  33. clock
  34. Alexander Fleming
  35. False
  36. calculator
  37. True
  38. True
  39. False
  40. True

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