← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 660 · 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.What did Louis Braille give us? (a) X-rays (b) the telephone (c) raised-dot writing (d) the smallpox vaccine
  2. 2.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  3. 3.🔧 Which invention helps us see faraway stars? (a) thermometer (b) calculator (c) telescope (d) compass
  4. 4.What did Johannes Gutenberg give us? (a) the telephone (b) X-rays (c) the stethoscope (d) the printing press
  5. 5.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  6. 6.What did Alexander Graham Bell give us? (a) penicillin (b) the telephone (c) the smallpox vaccine (d) raised-dot writing
  7. 7.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  8. 8.True or false: a calculator helps us find directions. (a) False (b) True
  9. 9.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) René Laennec (c) Alessandro Volta (d) Edward Jenner
  10. 10.True or false: a telephone helps us talk to people far away. (a) False (b) True
  11. 11.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) penicillin (c) X-rays (d) the printing press
  12. 12.What does a thermometer help us do? (a) see faraway stars (b) hear the heartbeat (c) measure body temperature (d) tell the time
  13. 13.🔧 Which invention helps us print many books? (a) printing press (b) calculator (c) thermometer (d) telephone
  14. 14.🔧 Which invention helps us talk to people far away? (a) telescope (b) clock (c) telephone (d) stethoscope
  15. 15.True or false: a microscope helps us see tiny germs. (a) True (b) False
  16. 16.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  17. 17.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alessandro Volta (d) Edward Jenner
  18. 18.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  19. 19.What did the Wright brothers give us? (a) penicillin (b) the printing press (c) raised-dot writing (d) the first aeroplane
  20. 20.What does a microscope help us do? (a) measure body temperature (b) see faraway stars (c) tell the time (d) see tiny germs
  21. 21.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  22. 22.💡 Who gave us the telephone? (a) Louis Braille (b) the Wright brothers (c) Johannes Gutenberg (d) Alexander Graham Bell
  23. 23.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Alexander Fleming (c) René Laennec (d) the Wright brothers
  24. 24.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  25. 25.True or false: a compass helps us talk to people far away. (a) False (b) True
  26. 26.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) telescope (d) printing press
  27. 27.True or false: a compass helps us find directions. (a) True (b) False
  28. 28.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  29. 29.🔧 Which invention helps us find directions? (a) calculator (b) clock (c) telephone (d) compass
  30. 30.True or false: René Laennec gave us the telephone. (a) False (b) True
  31. 31.🔧 Which invention helps us hear the heartbeat? (a) compass (b) microscope (c) calculator (d) stethoscope
  32. 32.True or false: a printing press helps us tell the time. (a) False (b) True
  33. 33.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) René Laennec (c) Wilhelm Röntgen (d) Louis Braille
  34. 34.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  35. 35.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  36. 36.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  37. 37.🔧 Which invention helps us tell the time? (a) printing press (b) stethoscope (c) telephone (d) clock
  38. 38.What does a clock help us do? (a) do sums quickly (b) measure body temperature (c) tell the time (d) hear the heartbeat
  39. 39.What does a telephone help us do? (a) measure body temperature (b) print many books (c) see tiny germs (d) talk to people far away
  40. 40.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True

Answer key

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

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