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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 509 · 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 printing press? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) René Laennec (d) Wilhelm Röntgen
  2. 2.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) see tiny germs
  3. 3.🔧 Which invention helps us see faraway stars? (a) telescope (b) clock (c) telephone (d) thermometer
  4. 4.True or false: a calculator helps us talk to people far away. (a) True (b) False
  5. 5.What did Louis Braille give us? (a) the telephone (b) the electric battery (c) raised-dot writing (d) the smallpox vaccine
  6. 6.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) thermometer (c) clock (d) microscope
  7. 7.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) penicillin (d) the smallpox vaccine
  8. 8.What does a printing press help us do? (a) find directions (b) tell the time (c) measure body temperature (d) print many books
  9. 9.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  10. 10.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) René Laennec (c) the Wright brothers (d) Edward Jenner
  11. 11.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  12. 12.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the first aeroplane (c) penicillin (d) the telephone
  13. 13.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  14. 14.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) microscope (d) thermometer
  15. 15.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alexander Graham Bell
  16. 16.💡 Who gave us penicillin? (a) Edward Jenner (b) Johannes Gutenberg (c) Alexander Fleming (d) René Laennec
  17. 17.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Louis Braille
  18. 18.What does a thermometer help us do? (a) see faraway stars (b) print many books (c) find directions (d) measure body temperature
  19. 19.🔧 Which invention helps us do sums quickly? (a) telephone (b) compass (c) calculator (d) stethoscope
  20. 20.True or false: Louis Braille gave us the telephone. (a) False (b) True
  21. 21.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  22. 22.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) raised-dot writing (d) the telephone
  23. 23.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  24. 24.What does a calculator help us do? (a) do sums quickly (b) see tiny germs (c) find directions (d) talk to people far away
  25. 25.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) telephone (d) calculator
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  27. 27.What does a compass help us do? (a) see tiny germs (b) measure body temperature (c) tell the time (d) find directions
  28. 28.What does a clock help us do? (a) do sums quickly (b) talk to people far away (c) see faraway stars (d) tell the time
  29. 29.What did Alexander Fleming give us? (a) the printing press (b) X-rays (c) the smallpox vaccine (d) penicillin
  30. 30.True or false: a microscope helps us see tiny germs. (a) True (b) False
  31. 31.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  32. 32.🔧 Which invention helps us tell the time? (a) telescope (b) compass (c) thermometer (d) clock
  33. 33.What does a telephone help us do? (a) print many books (b) talk to people far away (c) measure body temperature (d) hear the heartbeat
  34. 34.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  35. 35.What did Johannes Gutenberg give us? (a) penicillin (b) the telephone (c) X-rays (d) the printing press
  36. 36.What does a microscope help us do? (a) talk to people far away (b) tell the time (c) see faraway stars (d) see tiny germs
  37. 37.True or false: a compass helps us find directions. (a) False (b) True
  38. 38.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  39. 39.🔧 Which invention helps us find directions? (a) stethoscope (b) calculator (c) compass (d) thermometer
  40. 40.True or false: René Laennec gave us the printing press. (a) True (b) False

Answer key

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

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