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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 280 · 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) float for 1 minute (b) carry 10 coins (c) roll at least 2 metres (d) finish in 40 minutes
  2. 2.🔍 Which is the odd one out? (a) spend at most ₹100 (b) stand in a fan breeze (c) float for 1 minute (d) keep ice for 1 hour
  3. 3.📋 A constraint is … (a) a kind of glue (b) a final test (c) a limit you must keep to (d) a goal for success
  4. 4.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  5. 5.📋 Your team’s budget is ₹38. You must buy one roll of tape for ₹5. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  6. 6.🔍 Which is the odd one out? (a) use at most 20 straws (b) spend at most ₹100 (c) lift a cup of water (d) use only paper and tape
  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.📋 Your team’s budget is ₹26. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  9. 9.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  10. 10.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) use only paper and tape (c) finish in 40 minutes (d) fit on a school desk
  11. 11.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  12. 12.🔍 Which is the odd one out? (a) use only paper and tape (b) use at most 20 straws (c) fit on a school desk (d) roll at least 2 metres
  13. 13.📋 Criteria are … (a) the team names (b) goals a design must meet (c) the tools you use (d) the limits on money
  14. 14.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  15. 15.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  16. 16.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  17. 17.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  18. 18.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  19. 19.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  20. 20.📋 Your team’s budget is ₹46. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  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.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  23. 23.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  25. 25.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 48 cm tall. Is it within the constraint? (a) No (b) Yes
  26. 26.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  27. 27.📋 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
  28. 28.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  29. 29.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  30. 30.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 78 cm tall. Is it within the constraint? (a) Yes (b) No
  31. 31.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1000 g. Does it meet the criterion? (a) Yes (b) No
  32. 32.📋 Your team’s budget is ₹66. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  33. 33.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) No (b) Yes
  34. 34.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 150 g. Does it meet the criterion? (a) Yes (b) No
  35. 35.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  36. 36.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1100 g. Does it meet the criterion? (a) No (b) Yes
  37. 37.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  38. 38.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  39. 39.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  40. 40.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint

Answer key

  1. finish in 40 minutes
  2. spend at most ₹100
  3. a limit you must keep to
  4. False
  5. 6
  6. lift a cup of water
  7. a criterion
  8. 16
  9. No
  10. keep ice for 1 hour
  11. False
  12. roll at least 2 metres
  13. goals a design must meet
  14. False
  15. True
  16. a criterion
  17. Yes
  18. a constraint
  19. True
  20. 15
  21. a criterion
  22. True
  23. a constraint
  24. False
  25. Yes
  26. True
  27. Yes
  28. True
  29. False
  30. Yes
  31. Yes
  32. 11
  33. No
  34. No
  35. False
  36. Yes
  37. a constraint
  38. Yes
  39. a criterion
  40. a criterion

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