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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 618 · 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: a thermometer helps us measure body temperature. (a) True (b) False
  2. 2.What did Johannes Gutenberg give us? (a) the electric battery (b) the printing press (c) X-rays (d) penicillin
  3. 3.True or false: a clock helps us tell the time. (a) False (b) True
  4. 4.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  5. 5.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) the Wright brothers (d) Wilhelm Röntgen
  6. 6.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) Edward Jenner
  7. 7.True or false: a clock helps us measure body temperature. (a) True (b) False
  8. 8.True or false: a microscope helps us talk to people far away. (a) True (b) False
  9. 9.🔧 Which invention helps us find directions? (a) telescope (b) compass (c) stethoscope (d) calculator
  10. 10.True or false: a telephone helps us talk to people far away. (a) True (b) False
  11. 11.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  12. 12.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  13. 13.🔧 Which invention helps us see tiny germs? (a) calculator (b) clock (c) microscope (d) printing press
  14. 14.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) thermometer (c) stethoscope (d) clock
  15. 15.🔧 Which invention helps us do sums quickly? (a) telephone (b) telescope (c) compass (d) calculator
  16. 16.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Fleming (c) Louis Braille (d) Johannes Gutenberg
  17. 17.What does a calculator help us do? (a) see faraway stars (b) hear the heartbeat (c) do sums quickly (d) print many books
  18. 18.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telephone (c) telescope (d) thermometer
  19. 19.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  20. 20.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  21. 21.What did René Laennec give us? (a) raised-dot writing (b) the smallpox vaccine (c) the stethoscope (d) penicillin
  22. 22.What does a microscope help us do? (a) hear the heartbeat (b) see tiny germs (c) tell the time (d) find directions
  23. 23.True or false: a printing press helps us see tiny germs. (a) False (b) True
  24. 24.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Wilhelm Röntgen (d) Alessandro Volta
  25. 25.True or false: René Laennec gave us the telephone. (a) False (b) True
  26. 26.🔧 Which invention helps us tell the time? (a) compass (b) thermometer (c) clock (d) telephone
  27. 27.What did Alexander Graham Bell give us? (a) X-rays (b) the telephone (c) the smallpox vaccine (d) the printing press
  28. 28.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  29. 29.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Wilhelm Röntgen (c) Alexander Fleming (d) Edward Jenner
  30. 30.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) the Wright brothers (c) Johannes Gutenberg (d) Louis Braille
  31. 31.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) printing press (d) telephone
  32. 32.True or false: a telephone helps us do sums quickly. (a) True (b) False
  33. 33.True or false: a compass helps us see faraway stars. (a) True (b) False
  34. 34.What does a stethoscope help us do? (a) find directions (b) do sums quickly (c) print many books (d) hear the heartbeat
  35. 35.True or false: Wilhelm Röntgen gave us the telephone. (a) False (b) True
  36. 36.What did Alexander Fleming give us? (a) X-rays (b) raised-dot writing (c) penicillin (d) the smallpox vaccine
  37. 37.What does a thermometer help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) tell the time
  38. 38.💡 Who gave us the electric battery? (a) Louis Braille (b) Wilhelm Röntgen (c) Alessandro Volta (d) René Laennec
  39. 39.What does a printing press help us do? (a) print many books (b) find directions (c) see faraway stars (d) talk to people far away
  40. 40.🔧 Which invention helps us print many books? (a) compass (b) stethoscope (c) calculator (d) printing press

Answer key

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

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