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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 345 · 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.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  2. 2.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  3. 3.📋 A constraint is … (a) a limit you must keep to (b) a kind of glue (c) a final test (d) a goal for success
  4. 4.🔍 Which is the odd one out? (a) fit on a school desk (b) finish in 40 minutes (c) use only paper and tape (d) lift a cup of water
  5. 5.📋 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
  6. 6.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  7. 7.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 28 cm tall. Is it within the constraint? (a) Yes (b) No
  8. 8.📋 Criteria are … (a) goals a design must meet (b) the limits on money (c) the team names (d) the tools you use
  9. 9.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 102 cm tall. Is it within the constraint? (a) Yes (b) No
  10. 10.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  11. 11.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 72 cm tall. Is it within the constraint? (a) No (b) Yes
  12. 12.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  13. 13.📋 Your team’s budget is ₹42. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  14. 14.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  15. 15.📋 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
  16. 16.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  18. 18.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 700 g. Does it meet the criterion? (a) No (b) Yes
  19. 19.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  20. 20.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  21. 21.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  22. 22.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  24. 24.🔍 Which is the odd one out? (a) stand in a fan breeze (b) float for 1 minute (c) fit on a school desk (d) hold up 500 g
  25. 25.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) Yes (b) No
  26. 26.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  27. 27.🔍 Which is the odd one out? (a) carry 10 coins (b) hold up 500 g (c) lift a cup of water (d) use only paper and tape
  28. 28.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 150 g. Does it meet the criterion? (a) Yes (b) No
  29. 29.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  30. 30.📋 Your team’s budget is ₹115. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  31. 31.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 104 cm tall. Is it within the constraint? (a) Yes (b) No
  32. 32.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  33. 33.🔍 Which is the odd one out? (a) roll at least 2 metres (b) keep ice for 1 hour (c) spend at most ₹100 (d) carry 10 coins
  34. 34.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  35. 35.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  36. 36.📋 Your team’s budget is ₹148. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  37. 37.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  38. 38.📋 Your team’s budget is ₹39. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  39. 39.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 650 g. Does it meet the criterion? (a) No (b) Yes
  40. 40.📋 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

Answer key

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

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