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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 296 · 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 30 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) No (b) Yes
  2. 2.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  3. 3.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  4. 4.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  5. 5.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) yes, always (c) no, it breaks a limit (d) yes, it works
  7. 7.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  8. 8.📋 A constraint is … (a) a kind of glue (b) a final test (c) a goal for success (d) a limit you must keep to
  9. 9.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  10. 10.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  11. 11.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  12. 12.📋 Your team’s budget is ₹23. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  13. 13.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  14. 14.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  15. 15.🔍 Which is the odd one out? (a) hold up 500 g (b) stand in a fan breeze (c) keep ice for 1 hour (d) spend at most ₹100
  16. 16.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) Yes (b) No
  17. 17.🔍 Which is the odd one out? (a) roll at least 2 metres (b) float for 1 minute (c) finish in 40 minutes (d) carry 10 coins
  18. 18.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  19. 19.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  20. 20.📋 Criteria are … (a) goals a design must meet (b) the team names (c) the limits on money (d) the tools you use
  21. 21.📋 Your team’s budget is ₹81. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  22. 22.📋 Your team’s budget is ₹65. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  23. 23.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 950 g. Does it meet the criterion? (a) No (b) Yes
  24. 24.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  25. 25.📋 Your team’s budget is ₹37. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  26. 26.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  27. 27.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  28. 28.📋 Your team’s budget is ₹35. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  29. 29.🔍 Which is the odd one out? (a) be under 30 cm tall (b) use at most 20 straws (c) spend at most ₹100 (d) float for 1 minute
  30. 30.📋 Your team’s budget is ₹144. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  31. 31.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  32. 32.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  33. 33.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  34. 34.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.📋 Your team’s budget is ₹27. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  36. 36.📋 Your team’s budget is ₹90. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  37. 37.📋 Your team’s budget is ₹50. 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.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  39. 39.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  40. 40.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True

Answer key

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

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