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Paper Bridge STEM Challenge Worksheet

Science experiments lesson 26: Paper bridge challenge · Set 954 · 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.🏗️ Which of these gets its strength from arches or domes? (a) an electric tower (b) an eggshell (c) a roof frame (d) a round pillar
  2. 2.🌉 Does a wet flat sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  3. 3.True or false: paper with folded edges makes a strong bridge. (a) False (b) True
  4. 4.🔮 Predict: the gap between the books gets wider. The bridge holds ___. (a) fewer coins (b) more coins (c) only water (d) the same coins
  5. 5.🧺 Do we need a battery cell for the paper bridge? (a) needed (b) not needed
  6. 6.🏗️ Where does an electric tower get its strength from? (a) triangles (b) tubes (c) arches and domes
  7. 7.🧺 Do we need coins for the paper bridge? (a) not needed (b) needed
  8. 8.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) two books (b) a ruler (c) coins (d) turmeric powder
  9. 9.True or false: a magnet is needed for the paper bridge. (a) False (b) True
  10. 10.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) sheets of paper (b) a magnet (c) coins (d) a ruler
  11. 11.🧺 Do we need two books for the paper bridge? (a) needed (b) not needed
  12. 12.🧺 Three of these are needed for the paper bridge. Which one is NOT needed? (a) two books (b) coins (c) a balloon (d) sheets of paper
  13. 13.🧺 Do we need a ruler for the paper bridge? (a) needed (b) not needed
  14. 14.🌉 Does one flat sheet make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  15. 15.🛟 Coins have been touched by many hands. After the experiment you should ___. (a) skip washing (b) wash your hands (c) rub your eyes (d) lick your fingers
  16. 16.⚖️ Fair test — which paper shape holds the most coins? Which of these is what we measure? (a) where coins are placed (b) the shape of the paper (c) the kind of coins (d) coins it holds
  17. 17.🧺 Which of these is not needed for the paper bridge? (a) two books (b) coins (c) a balloon (d) sheets of paper
  18. 18.True or false: a magnet is not needed for the paper bridge. (a) False (b) True
  19. 19.🌉 Does rolled paper tubes make a strong or a weak bridge? (a) strong bridge (b) weak bridge
  20. 20.True or false: sheets of paper is not needed for the paper bridge. (a) False (b) True
  21. 21.True or false: a roof frame gets its strength from arches or domes. (a) True (b) False
  22. 22.True or false: an eggshell gets its strength from arches or domes. (a) False (b) True
  23. 23.🧺 Do we need yeast for the paper bridge? (a) needed (b) not needed
  24. 24.True or false: rolled paper tubes makes a weak bridge. (a) True (b) False
  25. 25.🌉 Which of these makes a weak bridge? (a) paper with folded edges (b) rolled paper tubes (c) a U-shaped channel (d) a flat tissue
  26. 26.⚖️ Fair test — which paper shape holds the most coins? True or false: the kind of coins is kept the same. (a) False (b) True
  27. 27.True or false: a zigzag-folded sheet makes a weak bridge. (a) True (b) False
  28. 28.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the gap between books”? (a) we keep it the same (b) we change it (c) we measure it
  29. 29.🌉 Does a zigzag-folded sheet make a strong or a weak bridge? (a) weak bridge (b) strong bridge
  30. 30.⚖️ Fair test — which paper shape holds the most coins? What do we do with “the kind of paper”? (a) we measure it (b) we keep it the same (c) we change it
  31. 31.🔍 Which is the odd one out? (a) a flat tissue (b) a U-shaped channel (c) a wet flat sheet (d) one flat sheet
  32. 32.🔮 Predict: you make more, closer zigzag folds. The bridge holds ___ coins. (a) more (b) zero (c) the same number of (d) fewer
  33. 33.🥚 Why is an egg hard to crush when you press on its two ends? (a) it is very hot (b) its curved arch shape (c) it is made of steel (d) it is magnetic
  34. 34.⚖️ Fair test — which paper shape holds the most coins? What do we do with “where coins are placed”? (a) we keep it the same (b) we change it (c) we measure it
  35. 35.🧺 Which of these is not needed for the paper bridge? (a) a ruler (b) a battery cell (c) two books (d) sheets of paper
  36. 36.⚖️ Fair test — which paper shape holds the most coins? Which of these is kept the same? (a) the kind of coins (b) the shape of the paper (c) coins it holds
  37. 37.True or false: rolled paper tubes makes a strong bridge. (a) False (b) True
  38. 38.True or false: a balloon is needed for the paper bridge. (a) False (b) True
  39. 39.🌉 Which of these makes a strong bridge? (a) a wet flat sheet (b) one flat sheet (c) a zigzag-folded sheet (d) a torn flat sheet
  40. 40.True or false: a ruler is needed for the paper bridge. (a) True (b) False

Answer key

  1. an eggshell
  2. weak bridge
  3. True
  4. fewer coins
  5. not needed
  6. triangles
  7. needed
  8. turmeric powder
  9. False
  10. a magnet
  11. needed
  12. a balloon
  13. needed
  14. weak bridge
  15. wash your hands
  16. coins it holds
  17. a balloon
  18. True
  19. strong bridge
  20. False
  21. False
  22. True
  23. not needed
  24. False
  25. a flat tissue
  26. True
  27. False
  28. we keep it the same
  29. strong bridge
  30. we keep it the same
  31. a U-shaped channel
  32. more
  33. its curved arch shape
  34. we keep it the same
  35. a battery cell
  36. the kind of coins
  37. True
  38. False
  39. a zigzag-folded sheet
  40. True

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