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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 274 · 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) roll at least 2 metres (b) use at most 20 straws (c) use only paper and tape (d) be under 30 cm tall
  2. 2.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  3. 3.🔍 Which is the odd one out? (a) fit on a school desk (b) spend at most ₹100 (c) float for 1 minute (d) be under 30 cm tall
  4. 4.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  5. 5.📋 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
  6. 6.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) Yes (b) No
  7. 7.🔍 Which is the odd one out? (a) hold up 500 g (b) use only paper and tape (c) spend at most ₹100 (d) fit on a school desk
  8. 8.📋 Criteria are … (a) the tools you use (b) the team names (c) the limits on money (d) goals a design must meet
  9. 9.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  10. 10.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  11. 11.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  13. 13.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 600 g. Does it meet the criterion? (a) Yes (b) No
  14. 14.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  15. 15.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 44 cm tall. Is it within the constraint? (a) Yes (b) No
  16. 16.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  17. 17.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) only if it is red (c) yes, it works (d) yes, always
  18. 18.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  19. 19.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  20. 20.📋 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
  21. 21.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  22. 22.📋 Your team’s budget is ₹40. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  23. 23.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  24. 24.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  25. 25.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) No (b) Yes
  26. 26.📋 Your team’s budget is ₹41. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  27. 27.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  28. 28.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  29. 29.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  30. 30.📋 Your team’s budget is ₹34. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  31. 31.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  32. 32.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  33. 33.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  34. 34.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  35. 35.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 76 cm tall. Is it within the constraint? (a) Yes (b) No
  36. 36.📋 A constraint is … (a) a kind of glue (b) a final test (c) a goal for success (d) a limit you must keep to
  37. 37.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 200 g. Does it meet the criterion? (a) No (b) Yes
  38. 38.True or false: “hold up 500 g” 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) use at most 20 straws (d) carry 10 coins
  40. 40.📋 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

Answer key

  1. roll at least 2 metres
  2. a criterion
  3. float for 1 minute
  4. a criterion
  5. No
  6. No
  7. hold up 500 g
  8. goals a design must meet
  9. Yes
  10. True
  11. a criterion
  12. False
  13. Yes
  14. a constraint
  15. No
  16. True
  17. no, it breaks a limit
  18. False
  19. False
  20. Yes
  21. True
  22. 25
  23. True
  24. False
  25. No
  26. 6
  27. a criterion
  28. True
  29. a constraint
  30. 19
  31. False
  32. a criterion
  33. False
  34. True
  35. No
  36. a limit you must keep to
  37. Yes
  38. True
  39. use at most 20 straws
  40. Yes

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