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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 800 · 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.📋 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?
  2. 2.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 102 cm tall. Is it within the constraint? (a) No (b) Yes
  3. 3.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  4. 4.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  5. 5.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 82 cm tall. Is it within the constraint? (a) Yes (b) No
  6. 6.🔍 Which is the odd one out? (a) roll at least 2 metres (b) stand in a fan breeze (c) lift a cup of water (d) use only paper and tape
  7. 7.📋 Your team’s budget is ₹22. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  8. 8.True or false: “be under 30 cm tall” is a criterion (a goal). (a) False (b) True
  9. 9.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) no, it breaks a limit (c) yes, it works (d) only if it is red
  10. 10.📋 A constraint is … (a) a final test (b) a goal for success (c) a kind of glue (d) a limit you must keep to
  11. 11.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  12. 12.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  13. 13.🔍 Which is the odd one out? (a) stand in a fan breeze (b) roll at least 2 metres (c) carry 10 coins (d) spend at most ₹100
  14. 14.🔍 Which is the odd one out? (a) be under 30 cm tall (b) keep ice for 1 hour (c) lift a cup of water (d) hold up 500 g
  15. 15.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  16. 16.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  17. 17.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  18. 18.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  19. 19.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 98 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  21. 21.🔍 Which is the odd one out? (a) use only paper and tape (b) float for 1 minute (c) spend at most ₹100 (d) be under 30 cm tall
  22. 22.📋 Criteria are … (a) the team names (b) the limits on money (c) goals a design must meet (d) the tools you use
  23. 23.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  24. 24.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  25. 25.🔍 Which is the odd one out? (a) use only paper and tape (b) roll at least 2 metres (c) spend at most ₹100 (d) fit on a school desk
  26. 26.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  27. 27.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  28. 28.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  29. 29.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  30. 30.📋 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
  31. 31.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  32. 32.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  33. 33.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  34. 34.📋 Your team’s budget is ₹56. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  35. 35.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  36. 36.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No
  37. 37.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  38. 38.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 62 cm tall. Is it within the constraint? (a) Yes (b) No
  39. 39.📋 Your team’s budget is ₹62. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  40. 40.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 900 g. Does it meet the criterion? (a) No (b) Yes

Answer key

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

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