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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 87 · 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.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  2. 2.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  3. 3.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  4. 4.🔍 Which is the odd one out? (a) finish in 40 minutes (b) fit on a school desk (c) stand in a fan breeze (d) spend at most ₹100
  5. 5.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 28 cm tall. Is it within the constraint? (a) No (b) Yes
  6. 6.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  7. 7.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) Yes (b) No
  8. 8.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  9. 9.📋 A constraint is … (a) a kind of glue (b) a final test (c) a goal for success (d) a limit you must keep to
  10. 10.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  11. 11.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  13. 13.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  14. 14.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) no, it breaks a limit (c) yes, always (d) yes, it works
  15. 15.📋 Your team’s budget is ₹50. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  16. 16.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  17. 17.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 26 cm tall. Is it within the constraint? (a) Yes (b) No
  18. 18.📋 Your team’s budget is ₹57. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  19. 19.📋 Your team’s budget is ₹50. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  20. 20.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 82 cm tall. Is it within the constraint? (a) Yes (b) No
  21. 21.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  22. 22.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  23. 23.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  24. 24.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  25. 25.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  26. 26.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  27. 27.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  28. 28.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  29. 29.🔍 Which is the odd one out? (a) hold up 500 g (b) keep ice for 1 hour (c) use only paper and tape (d) float for 1 minute
  30. 30.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 102 cm tall. Is it within the constraint? (a) No (b) Yes
  31. 31.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  32. 32.📋 Your team’s budget is ₹12. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  33. 33.🔍 Which is the odd one out? (a) be under 30 cm tall (b) use only paper and tape (c) roll at least 2 metres (d) spend at most ₹100
  34. 34.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  35. 35.📋 Your team’s budget is ₹32. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  36. 36.📋 Your team’s budget is ₹91. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  37. 37.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 38 cm tall. Is it within the constraint? (a) No (b) Yes
  38. 38.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  39. 39.🔍 Which is the odd one out? (a) carry 10 coins (b) hold up 500 g (c) finish in 40 minutes (d) keep ice for 1 hour
  40. 40.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion

Answer key

  1. True
  2. 6
  3. False
  4. stand in a fan breeze
  5. Yes
  6. a criterion
  7. No
  8. False
  9. a limit you must keep to
  10. False
  11. a constraint
  12. False
  13. Yes
  14. no, it breaks a limit
  15. 30
  16. True
  17. Yes
  18. 9
  19. 11
  20. No
  21. False
  22. a constraint
  23. False
  24. a criterion
  25. False
  26. True
  27. a constraint
  28. 7
  29. use only paper and tape
  30. No
  31. a criterion
  32. 7
  33. roll at least 2 metres
  34. a constraint
  35. 9
  36. 27
  37. Yes
  38. False
  39. finish in 40 minutes
  40. a constraint

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