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Paper Bridge STEM Challenge Worksheet

Science experiments lesson 26: Paper bridge challenge · Set 887 · 40 questions
TalentJR

What you do (Shape makes strength): 1. Place two books 15 cm apart, low and steady. 2. Lay a flat sheet across and add coins one by one in the middle until it falls. 3. Fold the same kind of sheet into a zigzag and test it the same way. 4. Record the coins each shape holds, then wash your hands.

NameDateTime takenScore ___ / 40
  1. 1.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the gap between books”? (a) we change it (b) we keep it the same (c) we measure it
  2. 2.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the shape of the paper”? (a) we keep it the same (b) we measure it (c) we change it
  3. 3.🧺 Which of these is not needed for the paper bridge? (a) a ruler (b) two books (c) a magnet (d) sheets of paper
  4. 4.🌉 Why does a zigzag-folded sheet hold more coins than a flat one? (a) folds add glue (b) folds are magnetic (c) folds make it wet (d) folds make it stiffer
  5. 5.🧺 Which of these is needed for the paper bridge? (a) a ruler (b) a battery cell (c) yeast (d) a mirror
  6. 6.True or false: a zigzag-folded sheet makes a weak bridge. (a) False (b) True
  7. 7.🧺 Which of these is not needed for the paper bridge? (a) two books (b) a mirror (c) a ruler (d) coins
  8. 8.🔮 Predict: you make more, closer zigzag folds. The bridge holds ___ coins. (a) fewer (b) zero (c) the same number of (d) more
  9. 9.True or false: a magnet is not needed for the paper bridge. (a) False (b) True
  10. 10.🧺 Which of these is needed for the paper bridge? (a) a battery cell (b) a balloon (c) yeast (d) sheets of paper
  11. 11.True or false: a round pillar gets its strength from a tube shape. (a) True (b) False
  12. 12.🧺 Do we need a ruler for the paper bridge? (a) needed (b) not needed
  13. 13.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) coins (b) a balloon (c) two books (d) a ruler
  14. 14.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) a ruler (b) turmeric powder (c) two books (d) coins
  15. 15.🌉 Does one flat sheet make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  16. 16.🏗️ Where does a round pillar get its strength from? (a) triangles (b) tubes (c) arches and domes
  17. 17.⚖️ Fair test — which paper shape holds the most coins? Which of these is what we measure? (a) the shape of the paper (b) coins it holds (c) the gap between books (d) the kind of paper
  18. 18.🌉 Does a U-shaped channel make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  19. 19.🌉 Does rolled paper tubes make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  20. 20.⚖️ Fair test — which paper shape holds the most coins? Which of these is kept the same? (a) coins it holds (b) the shape of the paper (c) the kind of coins
  21. 21.True or false: a round pillar gets its strength from triangles. (a) True (b) False
  22. 22.🏗️ Which of these gets its strength from triangles? (a) a hollow bird bone (b) a bridge truss (c) an old stone bridge (d) a round pillar
  23. 23.True or false: turmeric powder is needed for the paper bridge. (a) True (b) False
  24. 24.🏗️ Where does a bamboo pole get its strength from? (a) tubes (b) arches and domes (c) triangles
  25. 25.🛟 Coins have been touched by many hands. After the experiment you should ___. (a) skip washing (b) lick your fingers (c) wash your hands (d) rub your eyes
  26. 26.True or false: one flat sheet makes a strong bridge. (a) True (b) False
  27. 27.🔍 Which is the odd one out? (a) a torn flat sheet (b) a wet flat sheet (c) a flat tissue (d) rolled paper tubes
  28. 28.True or false: a zigzag-folded sheet makes a strong bridge. (a) False (b) True
  29. 29.True or false: a bridge truss gets its strength from triangles. (a) True (b) False
  30. 30.🔍 Which is the odd one out? (a) one flat sheet (b) a torn flat sheet (c) a U-shaped channel (d) a flat tissue
  31. 31.⚖️ Fair test — which paper shape holds the most coins? True or false: the kind of coins is kept the same. (a) True (b) False
  32. 32.🌉 Which of these makes a strong bridge? (a) a torn flat sheet (b) paper with folded edges (c) one flat sheet (d) a flat tissue
  33. 33.🏗️ Which of these gets its strength from triangles? (a) an eggshell (b) an old stone bridge (c) an electric tower (d) a temple dome
  34. 34.🔮 Predict: the gap between the books gets wider. The bridge holds ___. (a) only water (b) more coins (c) fewer coins (d) the same coins
  35. 35.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) two books (b) a magnet (c) sheets of paper (d) coins
  36. 36.🌉 Which of these makes a strong bridge? (a) a flat tissue (b) a U-shaped channel (c) a torn flat sheet (d) one flat sheet
  37. 37.True or false: yeast is not needed for the paper bridge. (a) False (b) True
  38. 38.🏗️ Where does a hollow bird bone get its strength from? (a) arches and domes (b) triangles (c) tubes
  39. 39.True or false: coins is not needed for the paper bridge. (a) False (b) True
  40. 40.True or false: rolled paper tubes makes a weak bridge. (a) False (b) True

Answer key

  1. we keep it the same
  2. we change it
  3. a magnet
  4. folds make it stiffer
  5. a ruler
  6. False
  7. a mirror
  8. more
  9. True
  10. sheets of paper
  11. True
  12. needed
  13. a balloon
  14. turmeric powder
  15. weak bridge
  16. tubes
  17. coins it holds
  18. strong bridge
  19. strong bridge
  20. the kind of coins
  21. False
  22. a bridge truss
  23. False
  24. tubes
  25. wash your hands
  26. False
  27. rolled paper tubes
  28. True
  29. True
  30. a U-shaped channel
  31. True
  32. paper with folded edges
  33. an electric tower
  34. fewer coins
  35. a magnet
  36. a U-shaped channel
  37. True
  38. tubes
  39. False
  40. False

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