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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 230 · 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 constraint is … (a) a goal for success (b) a final test (c) a limit you must keep to (d) a kind of glue
  2. 2.📋 Your team’s budget is ₹121. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  3. 3.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  4. 4.📋 Your team’s budget is ₹35. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  5. 5.🔍 Which is the odd one out? (a) hold up 500 g (b) carry 10 coins (c) float for 1 minute (d) use only paper and tape
  6. 6.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  7. 7.🔍 Which is the odd one out? (a) float for 1 minute (b) stand in a fan breeze (c) spend at most ₹100 (d) keep ice for 1 hour
  8. 8.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) No (b) Yes
  9. 9.📋 Your team’s budget is ₹65. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  10. 10.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  11. 11.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  12. 12.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  13. 13.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  14. 14.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  15. 15.📋 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
  16. 16.🔍 Which is the odd one out? (a) use at most 20 straws (b) finish in 40 minutes (c) be under 30 cm tall (d) hold up 500 g
  17. 17.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  18. 18.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  19. 19.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  20. 20.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  21. 21.🔍 Which is the odd one out? (a) roll at least 2 metres (b) lift a cup of water (c) hold up 500 g (d) be under 30 cm tall
  22. 22.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  23. 23.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  24. 24.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  25. 25.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  26. 26.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  27. 27.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  28. 28.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 250 g. Does it meet the criterion? (a) Yes (b) No
  29. 29.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  30. 30.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 950 g. Does it meet the criterion? (a) Yes (b) No
  31. 31.📋 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
  32. 32.📋 Your team’s budget is ₹12. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  33. 33.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  34. 34.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  35. 35.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  36. 36.📋 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
  37. 37.📋 Your team’s budget is ₹11. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  38. 38.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  39. 39.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  40. 40.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion

Answer key

  1. a limit you must keep to
  2. 26
  3. True
  4. 15
  5. use only paper and tape
  6. a constraint
  7. spend at most ₹100
  8. Yes
  9. 15
  10. 12
  11. False
  12. a constraint
  13. a criterion
  14. True
  15. Yes
  16. hold up 500 g
  17. False
  18. No
  19. True
  20. True
  21. be under 30 cm tall
  22. True
  23. a criterion
  24. False
  25. a criterion
  26. a criterion
  27. Yes
  28. Yes
  29. True
  30. Yes
  31. No
  32. 7
  33. False
  34. a criterion
  35. a criterion
  36. No
  37. 6
  38. a constraint
  39. True
  40. a constraint

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