← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 689 · 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.

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

Answer key

  1. False
  2. False
  3. the stethoscope
  4. True
  5. calculator
  6. measure body temperature
  7. talk to people far away
  8. the Wright brothers
  9. False
  10. Alexander Fleming
  11. Alessandro Volta
  12. the telephone
  13. see faraway stars
  14. Alexander Graham Bell
  15. see tiny germs
  16. False
  17. tell the time
  18. True
  19. Wilhelm Röntgen
  20. True
  21. printing press
  22. the first aeroplane
  23. the printing press
  24. False
  25. stethoscope
  26. find directions
  27. False
  28. penicillin
  29. X-rays
  30. False
  31. Johannes Gutenberg
  32. clock
  33. telescope
  34. False
  35. raised-dot writing
  36. True
  37. René Laennec
  38. False
  39. telephone
  40. False

Free gk lessons, practice and worksheets at talentjr.in/gk-worksheets