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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 146 · 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.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  2. 2.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  3. 3.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.🔍 Which is the odd one out? (a) carry 10 coins (b) lift a cup of water (c) finish in 40 minutes (d) stand in a fan breeze
  5. 5.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  6. 6.📋 Your team’s budget is ₹60. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  7. 7.🔍 Which is the odd one out? (a) use at most 20 straws (b) fit on a school desk (c) use only paper and tape (d) hold up 500 g
  8. 8.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  9. 9.📋 Your team’s budget is ₹92. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  10. 10.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  11. 11.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  12. 12.📋 Your team’s budget is ₹73. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  13. 13.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  14. 14.🔍 Which is the odd one out? (a) stand in a fan breeze (b) roll at least 2 metres (c) hold up 500 g (d) fit on a school desk
  15. 15.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  16. 16.📋 A constraint is … (a) a final test (b) a kind of glue (c) a goal for success (d) a limit you must keep to
  17. 17.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  18. 18.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.📋 Your team’s budget is ₹109. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  20. 20.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  23. 23.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  24. 24.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  25. 25.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  26. 26.🔍 Which is the odd one out? (a) roll at least 2 metres (b) lift a cup of water (c) be under 30 cm tall (d) float for 1 minute
  27. 27.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 650 g. Does it meet the criterion? (a) No (b) Yes
  28. 28.🔍 Which is the odd one out? (a) stand in a fan breeze (b) float for 1 minute (c) spend at most ₹100 (d) hold up 500 g
  29. 29.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  30. 30.📋 Criteria are … (a) the limits on money (b) the team names (c) the tools you use (d) goals a design must meet
  31. 31.📋 Your team’s budget is ₹62. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  32. 32.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  33. 33.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) only if it is red (c) yes, always (d) no, it breaks a limit
  34. 34.📋 Your team’s budget is ₹59. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  35. 35.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  36. 36.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  37. 37.📋 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
  38. 38.🔍 Which is the odd one out? (a) fit on a school desk (b) spend at most ₹100 (c) use only paper and tape (d) roll at least 2 metres
  39. 39.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  40. 40.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 62 cm tall. Is it within the constraint? (a) No (b) Yes

Answer key

  1. Yes
  2. No
  3. a criterion
  4. finish in 40 minutes
  5. False
  6. 20
  7. hold up 500 g
  8. False
  9. 15
  10. True
  11. a constraint
  12. 17
  13. True
  14. fit on a school desk
  15. False
  16. a limit you must keep to
  17. False
  18. No
  19. 19
  20. a constraint
  21. a constraint
  22. False
  23. False
  24. a criterion
  25. a constraint
  26. be under 30 cm tall
  27. Yes
  28. spend at most ₹100
  29. False
  30. goals a design must meet
  31. 28
  32. True
  33. no, it breaks a limit
  34. 19
  35. False
  36. True
  37. Yes
  38. roll at least 2 metres
  39. a constraint
  40. No

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