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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 170 · 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.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) yes, always (c) only if it is red (d) yes, it works
  2. 2.🔍 Which is the odd one out? (a) hold up 500 g (b) be under 30 cm tall (c) roll at least 2 metres (d) stand in a fan breeze
  3. 3.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.📋 Your team’s budget is ₹28. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  5. 5.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 950 g. Does it meet the criterion? (a) No (b) Yes
  6. 6.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  7. 7.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  8. 8.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  9. 9.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  10. 10.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 800 g. Does it meet the criterion? (a) Yes (b) No
  11. 11.🔍 Which is the odd one out? (a) fit on a school desk (b) spend at most ₹100 (c) use only paper and tape (d) hold up 500 g
  12. 12.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  13. 13.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  14. 14.📋 Your team’s budget is ₹28. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  15. 15.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 88 cm tall. Is it within the constraint? (a) No (b) Yes
  16. 16.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 104 cm tall. Is it within the constraint? (a) No (b) Yes
  17. 17.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  18. 18.📋 Your team’s budget is ₹75. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  19. 19.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.🔍 Which is the odd one out? (a) be under 30 cm tall (b) lift a cup of water (c) use only paper and tape (d) spend at most ₹100
  21. 21.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  22. 22.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) Yes (b) No
  23. 23.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 200 g. Does it meet the criterion? (a) Yes (b) No
  24. 24.🔍 Which is the odd one out? (a) roll at least 2 metres (b) hold up 500 g (c) spend at most ₹100 (d) float for 1 minute
  25. 25.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  26. 26.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) No (b) Yes
  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.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  29. 29.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) No (b) Yes
  30. 30.📋 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
  31. 31.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  32. 32.📋 Your team’s budget is ₹47. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  33. 33.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 24 cm tall. Is it within the constraint? (a) No (b) Yes
  34. 34.📋 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
  35. 35.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  36. 36.📋 Criteria are … (a) the tools you use (b) the limits on money (c) goals a design must meet (d) the team names
  37. 37.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  38. 38.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 250 g. Does it meet the criterion? (a) No (b) Yes
  39. 39.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  40. 40.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True

Answer key

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

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