← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 718 · 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 does a compass help us do? (a) see tiny germs (b) measure body temperature (c) see faraway stars (d) find directions
  2. 2.What did René Laennec give us? (a) the first aeroplane (b) the electric battery (c) the stethoscope (d) the telephone
  3. 3.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) penicillin (d) raised-dot writing
  4. 4.True or false: a telephone helps us measure body temperature. (a) False (b) True
  5. 5.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  6. 6.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  7. 7.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Alexander Fleming (d) Johannes Gutenberg
  8. 8.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  9. 9.True or false: a clock helps us tell the time. (a) False (b) True
  10. 10.True or false: a compass helps us see tiny germs. (a) True (b) False
  11. 11.True or false: a telescope helps us see faraway stars. (a) False (b) True
  12. 12.What does a thermometer help us do? (a) do sums quickly (b) print many books (c) measure body temperature (d) tell the time
  13. 13.🔧 Which invention helps us print many books? (a) printing press (b) telephone (c) stethoscope (d) telescope
  14. 14.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  15. 15.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) telephone (d) printing press
  16. 16.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  17. 17.💡 Who gave us the printing press? (a) Edward Jenner (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alessandro Volta
  18. 18.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  19. 19.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  20. 20.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the stethoscope (d) the smallpox vaccine
  21. 21.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  22. 22.True or false: a compass helps us do sums quickly. (a) False (b) True
  23. 23.🔧 Which invention helps us find directions? (a) compass (b) calculator (c) thermometer (d) stethoscope
  24. 24.🔧 Which invention helps us see tiny germs? (a) printing press (b) compass (c) telescope (d) microscope
  25. 25.What does a telescope help us do? (a) do sums quickly (b) see faraway stars (c) print many books (d) tell the time
  26. 26.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  27. 27.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) Louis Braille (d) Johannes Gutenberg
  28. 28.🔧 Which invention helps us do sums quickly? (a) compass (b) calculator (c) printing press (d) microscope
  29. 29.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Fleming (d) René Laennec
  30. 30.True or false: Edward Jenner gave us the electric battery. (a) True (b) False
  31. 31.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Johannes Gutenberg (c) René Laennec (d) the Wright brothers
  32. 32.What does a stethoscope help us do? (a) measure body temperature (b) see tiny germs (c) talk to people far away (d) hear the heartbeat
  33. 33.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) raised-dot writing (d) the printing press
  34. 34.💡 Who gave us the electric battery? (a) Alessandro Volta (b) René Laennec (c) Johannes Gutenberg (d) Edward Jenner
  35. 35.🔧 Which invention helps us measure body temperature? (a) telephone (b) thermometer (c) clock (d) microscope
  36. 36.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) the Wright brothers (c) Wilhelm Röntgen (d) Louis Braille
  37. 37.🔧 Which invention helps us see faraway stars? (a) clock (b) stethoscope (c) telescope (d) microscope
  38. 38.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  39. 39.What does a microscope help us do? (a) do sums quickly (b) see tiny germs (c) find directions (d) print many books
  40. 40.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Alexander Fleming (d) Wilhelm Röntgen

Answer key

  1. find directions
  2. the stethoscope
  3. the telephone
  4. False
  5. False
  6. Edward Jenner
  7. Alexander Graham Bell
  8. True
  9. True
  10. False
  11. True
  12. measure body temperature
  13. printing press
  14. True
  15. telephone
  16. False
  17. Johannes Gutenberg
  18. True
  19. False
  20. the printing press
  21. False
  22. False
  23. compass
  24. microscope
  25. see faraway stars
  26. True
  27. Alexander Fleming
  28. calculator
  29. René Laennec
  30. False
  31. the Wright brothers
  32. hear the heartbeat
  33. penicillin
  34. Alessandro Volta
  35. thermometer
  36. Louis Braille
  37. telescope
  38. True
  39. see tiny germs
  40. Wilhelm Röntgen

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