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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 83 · 40 questions
TalentJR

Engineer's tip (Limits and goals): Constraint = a limit on money, materials, time or size. Criterion = a goal: what the design must do. Check both with numbers: money left ÷ price for how many you can buy; result ≥ goal for “meets it”.

NameDateTime takenScore ___ / 40
  1. 1.📋 Your team’s budget is ₹48. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  2. 2.📋 Criteria are … (a) goals a design must meet (b) the tools you use (c) the limits on money (d) the team names
  3. 3.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  4. 4.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  5. 5.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) Yes (b) No
  7. 7.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) no, it breaks a limit (c) only if it is red (d) yes, it works
  8. 8.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  9. 9.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 400 g. Does it meet the criterion? (a) No (b) Yes
  10. 10.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 500 g. Does it meet the criterion? (a) Yes (b) No
  11. 11.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 86 cm tall. Is it within the constraint? (a) Yes (b) No
  12. 12.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  13. 13.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  14. 14.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  15. 15.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  16. 16.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 26 cm tall. Is it within the constraint? (a) No (b) Yes
  17. 17.📋 A constraint is … (a) a goal for success (b) a final test (c) a limit you must keep to (d) a kind of glue
  18. 18.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 700 g. Does it meet the criterion? (a) No (b) Yes
  19. 19.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  21. 21.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  22. 22.📋 Your team’s budget is ₹70. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  23. 23.📋 Your team’s budget is ₹22. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  24. 24.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  25. 25.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  26. 26.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 42 cm tall. Is it within the constraint? (a) No (b) Yes
  27. 27.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  28. 28.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  29. 29.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a criterion (b) a constraint
  30. 30.🔍 Which is the odd one out? (a) stand in a fan breeze (b) keep ice for 1 hour (c) hold up 500 g (d) be under 30 cm tall
  31. 31.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  32. 32.🔍 Which is the odd one out? (a) finish in 40 minutes (b) be under 30 cm tall (c) fit on a school desk (d) roll at least 2 metres
  33. 33.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 400 g. Does it meet the criterion? (a) Yes (b) No
  34. 34.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  36. 36.True or false: “be under 30 cm tall” is a criterion (a goal). (a) True (b) False
  37. 37.📋 Your team’s budget is ₹68. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  38. 38.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  39. 39.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  40. 40.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?

Answer key

  1. 28
  2. goals a design must meet
  3. True
  4. a criterion
  5. a constraint
  6. Yes
  7. no, it breaks a limit
  8. False
  9. Yes
  10. Yes
  11. No
  12. False
  13. a criterion
  14. True
  15. True
  16. Yes
  17. a limit you must keep to
  18. Yes
  19. No
  20. True
  21. Yes
  22. 21
  23. 17
  24. a criterion
  25. False
  26. No
  27. True
  28. a constraint
  29. a criterion
  30. be under 30 cm tall
  31. True
  32. roll at least 2 metres
  33. No
  34. a constraint
  35. a constraint
  36. False
  37. 24
  38. a criterion
  39. True
  40. 11

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