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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 599 · 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.🔍 Which is the odd one out? (a) use only paper and tape (b) fit on a school desk (c) hold up 500 g (d) finish in 40 minutes
  2. 2.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  3. 3.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  4. 4.🔍 Which is the odd one out? (a) fit on a school desk (b) be under 30 cm tall (c) spend at most ₹100 (d) float for 1 minute
  5. 5.📋 Your team’s budget is ₹49. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  6. 6.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  7. 7.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  8. 8.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) No (b) Yes
  9. 9.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 86 cm tall. Is it within the constraint? (a) No (b) Yes
  10. 10.📋 Your team’s budget is ₹65. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  11. 11.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) No (b) Yes
  12. 12.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  13. 13.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No
  14. 14.📋 Criteria are … (a) goals a design must meet (b) the limits on money (c) the team names (d) the tools you use
  15. 15.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 900 g. Does it meet the criterion? (a) No (b) Yes
  16. 16.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  18. 18.🔍 Which is the odd one out? (a) hold up 500 g (b) keep ice for 1 hour (c) spend at most ₹100 (d) float for 1 minute
  19. 19.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  20. 20.📋 Your team’s budget is ₹24. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  21. 21.📋 Your team’s budget is ₹21. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  22. 22.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) yes, it works (c) only if it is red (d) no, it breaks a limit
  23. 23.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) Yes (b) No
  24. 24.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1100 g. Does it meet the criterion? (a) Yes (b) No
  25. 25.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  26. 26.🔍 Which is the odd one out? (a) finish in 40 minutes (b) stand in a fan breeze (c) use at most 20 straws (d) spend at most ₹100
  27. 27.📋 Your team’s budget is ₹84. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  28. 28.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  29. 29.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  30. 30.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 76 cm tall. Is it within the constraint? (a) Yes (b) No
  31. 31.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) Yes (b) No
  32. 32.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  33. 33.🔍 Which is the odd one out? (a) use only paper and tape (b) carry 10 coins (c) stand in a fan breeze (d) hold up 500 g
  34. 34.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  35. 35.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  36. 36.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  37. 37.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  38. 38.📋 A constraint is … (a) a final test (b) a limit you must keep to (c) a kind of glue (d) a goal for success
  39. 39.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 94 cm tall. Is it within the constraint? (a) Yes (b) No
  40. 40.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes

Answer key

  1. hold up 500 g
  2. a criterion
  3. No
  4. float for 1 minute
  5. 11
  6. True
  7. a criterion
  8. No
  9. Yes
  10. 18
  11. Yes
  12. a criterion
  13. No
  14. goals a design must meet
  15. No
  16. a criterion
  17. True
  18. spend at most ₹100
  19. True
  20. 19
  21. 11
  22. no, it breaks a limit
  23. Yes
  24. Yes
  25. a constraint
  26. stand in a fan breeze
  27. 19
  28. False
  29. False
  30. Yes
  31. Yes
  32. False
  33. use only paper and tape
  34. False
  35. False
  36. a constraint
  37. False
  38. a limit you must keep to
  39. Yes
  40. Yes

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