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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 84 · 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 final test (b) a kind of glue (c) a goal for success (d) a limit you must keep to
  2. 2.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  3. 3.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 70 cm tall. Is it within the constraint? (a) No (b) Yes
  5. 5.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  6. 6.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) yes, it works (c) only if it is red (d) no, it breaks a limit
  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.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  9. 9.📋 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
  10. 10.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  11. 11.📋 Your team’s budget is ₹76. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  12. 12.📋 Your team’s budget is ₹160. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  13. 13.📋 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
  14. 14.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  15. 15.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  16. 16.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  17. 17.🔍 Which is the odd one out? (a) finish in 40 minutes (b) float for 1 minute (c) fit on a school desk (d) use at most 20 straws
  18. 18.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  19. 19.📋 Your team’s budget is ₹47. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  20. 20.🔍 Which is the odd one out? (a) lift a cup of water (b) keep ice for 1 hour (c) stand in a fan breeze (d) spend at most ₹100
  21. 21.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  22. 22.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  23. 23.True or false: “lift a cup of water” is a criterion (a goal). (a) True (b) False
  24. 24.📋 Your team’s budget is ₹70. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  25. 25.📋 Criteria are … (a) goals a design must meet (b) the tools you use (c) the limits on money (d) the team names
  26. 26.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) No (b) Yes
  27. 27.🔍 Which is the odd one out? (a) carry 10 coins (b) keep ice for 1 hour (c) use only paper and tape (d) stand in a fan breeze
  28. 28.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) No (b) Yes
  29. 29.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  30. 30.🔍 Which is the odd one out? (a) carry 10 coins (b) use at most 20 straws (c) finish in 40 minutes (d) fit on a school desk
  31. 31.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) Yes (b) No
  32. 32.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  33. 33.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  34. 34.🔍 Which is the odd one out? (a) hold up 500 g (b) float for 1 minute (c) fit on a school desk (d) roll at least 2 metres
  35. 35.📋 Your team’s budget is ₹48. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  36. 36.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  37. 37.📋 Your team’s budget is ₹54. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  38. 38.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  39. 39.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  40. 40.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True

Answer key

  1. a limit you must keep to
  2. True
  3. a criterion
  4. Yes
  5. a constraint
  6. no, it breaks a limit
  7. a criterion
  8. Yes
  9. Yes
  10. False
  11. 22
  12. 28
  13. No
  14. False
  15. False
  16. a criterion
  17. float for 1 minute
  18. True
  19. 21
  20. spend at most ₹100
  21. False
  22. True
  23. True
  24. 12
  25. goals a design must meet
  26. Yes
  27. use only paper and tape
  28. No
  29. a criterion
  30. carry 10 coins
  31. No
  32. True
  33. True
  34. fit on a school desk
  35. 28
  36. Yes
  37. 17
  38. a constraint
  39. True
  40. True

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