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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 616 · 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.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 48 cm tall. Is it within the constraint? (a) Yes (b) No
  2. 2.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 300 g. Does it meet the criterion? (a) No (b) Yes
  3. 3.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  5. 5.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 90 cm tall. Is it within the constraint? (a) No (b) Yes
  6. 6.🔍 Which is the odd one out? (a) float for 1 minute (b) roll at least 2 metres (c) carry 10 coins (d) use at most 20 straws
  7. 7.📋 Your team’s budget is ₹31. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  8. 8.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  9. 9.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  10. 10.📋 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
  11. 11.📋 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
  12. 12.🔍 Which is the odd one out? (a) float for 1 minute (b) stand in a fan breeze (c) hold up 500 g (d) be under 30 cm tall
  13. 13.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  14. 14.True or false: “lift a cup of water” is a criterion (a goal). (a) True (b) False
  15. 15.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  16. 16.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  18. 18.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 86 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.📋 Your team’s budget is ₹69. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  21. 21.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 30 cm tall. Is it within the constraint? (a) No (b) Yes
  22. 22.📋 Your team’s budget is ₹65. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  23. 23.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 200 g. Does it meet the criterion? (a) No (b) Yes
  24. 24.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  25. 25.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  26. 26.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) no, it breaks a limit (c) yes, always (d) only if it is red
  27. 27.📋 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
  28. 28.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  29. 29.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  30. 30.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  31. 31.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  32. 32.📋 A constraint is … (a) a limit you must keep to (b) a kind of glue (c) a final test (d) a goal for success
  33. 33.📋 Criteria are … (a) goals a design must meet (b) the team names (c) the limits on money (d) the tools you use
  34. 34.🔍 Which is the odd one out? (a) carry 10 coins (b) fit on a school desk (c) roll at least 2 metres (d) keep ice for 1 hour
  35. 35.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  36. 36.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) No (b) Yes
  37. 37.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  38. 38.📋 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
  39. 39.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  40. 40.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) No (b) Yes

Answer key

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

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