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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 10 · 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.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  2. 2.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  3. 3.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 44 cm tall. Is it within the constraint? (a) No (b) Yes
  4. 4.🔍 Which is the odd one out? (a) be under 30 cm tall (b) use at most 20 straws (c) finish in 40 minutes (d) roll at least 2 metres
  5. 5.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  7. 7.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  8. 8.📋 A constraint is … (a) a goal for success (b) a kind of glue (c) a final test (d) a limit you must keep to
  9. 9.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) No (b) Yes
  10. 10.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  11. 11.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  12. 12.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  13. 13.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 62 cm tall. Is it within the constraint? (a) No (b) Yes
  14. 14.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) carry 10 coins (c) use only paper and tape (d) roll at least 2 metres
  15. 15.📋 Criteria are … (a) the team names (b) goals a design must meet (c) the limits on money (d) the tools you use
  16. 16.True or false: “lift a cup of water” is a criterion (a goal). (a) True (b) False
  17. 17.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  18. 18.📋 Your team’s budget is ₹64. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  19. 19.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) yes, always (c) no, it breaks a limit (d) only if it is red
  20. 20.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  21. 21.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  23. 23.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  24. 24.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  25. 25.🔍 Which is the odd one out? (a) roll at least 2 metres (b) fit on a school desk (c) stand in a fan breeze (d) hold up 500 g
  26. 26.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  27. 27.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  28. 28.🔍 Which is the odd one out? (a) be under 30 cm tall (b) spend at most ₹100 (c) finish in 40 minutes (d) keep ice for 1 hour
  29. 29.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  30. 30.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  31. 31.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  32. 32.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  33. 33.🔍 Which is the odd one out? (a) use only paper and tape (b) be under 30 cm tall (c) use at most 20 straws (d) float for 1 minute
  34. 34.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 88 cm tall. Is it within the constraint? (a) Yes (b) No
  35. 35.🔍 Which is the odd one out? (a) spend at most ₹100 (b) hold up 500 g (c) carry 10 coins (d) lift a cup of water
  36. 36.📋 Your team’s budget is ₹114. 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: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  38. 38.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1000 g. Does it meet the criterion? (a) No (b) Yes
  39. 39.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) Yes (b) No
  40. 40.📋 Your team’s budget is ₹35. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?

Answer key

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

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