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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 564 · 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 40 cm. The team’s tower is 38 cm tall. Is it within the constraint? (a) No (b) Yes
  2. 2.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  3. 3.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.📋 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
  5. 5.🔍 Which is the odd one out? (a) use only paper and tape (b) spend at most ₹100 (c) be under 30 cm tall (d) hold up 500 g
  6. 6.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  7. 7.🔍 Which is the odd one out? (a) be under 30 cm tall (b) use only paper and tape (c) finish in 40 minutes (d) stand in a fan breeze
  8. 8.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  9. 9.📋 Criteria are … (a) the limits on money (b) the team names (c) the tools you use (d) goals a design must meet
  10. 10.🔍 Which is the odd one out? (a) be under 30 cm tall (b) finish in 40 minutes (c) use only paper and tape (d) carry 10 coins
  11. 11.📋 A constraint is … (a) a kind of glue (b) a final test (c) a limit you must keep to (d) a goal for success
  12. 12.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 44 cm tall. Is it within the constraint? (a) Yes (b) No
  13. 13.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  14. 14.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  15. 15.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  16. 16.📋 Your team’s budget is ₹39. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  17. 17.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  18. 18.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  19. 19.📋 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) no, it breaks a limit (d) yes, always
  20. 20.🔍 Which is the odd one out? (a) roll at least 2 metres (b) finish in 40 minutes (c) fit on a school desk (d) use at most 20 straws
  21. 21.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  22. 22.📋 Your team’s budget is ₹78. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  23. 23.📋 Your team’s budget is ₹48. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  24. 24.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  25. 25.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  26. 26.🔍 Which is the odd one out? (a) float for 1 minute (b) carry 10 coins (c) finish in 40 minutes (d) hold up 500 g
  27. 27.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  28. 28.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) No (b) Yes
  29. 29.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  30. 30.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 106 cm tall. Is it within the constraint? (a) Yes (b) No
  31. 31.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 1050 g. Does it meet the criterion? (a) Yes (b) No
  32. 32.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  33. 33.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  34. 34.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 800 g. Does it meet the criterion? (a) Yes (b) No
  35. 35.True or false: “be under 30 cm tall” is a criterion (a goal). (a) True (b) False
  36. 36.📋 Your team’s budget is ₹25. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  37. 37.📋 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
  38. 38.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  39. 39.🔍 Which is the odd one out? (a) hold up 500 g (b) float for 1 minute (c) keep ice for 1 hour (d) be under 30 cm tall
  40. 40.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) Yes (b) No

Answer key

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

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