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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 940 · 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 100 cm. The team’s tower is 104 cm tall. Is it within the constraint? (a) No (b) Yes
  2. 2.📋 Criteria are … (a) the tools you use (b) the team names (c) goals a design must meet (d) the limits on money
  3. 3.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  4. 4.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  5. 5.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  6. 6.🔍 Which is the odd one out? (a) finish in 40 minutes (b) be under 30 cm tall (c) use at most 20 straws (d) stand in a fan breeze
  7. 7.📋 Your team’s budget is ₹131. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  8. 8.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) only if it is red (c) yes, it works (d) yes, always
  9. 9.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  10. 10.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  11. 11.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 600 g. Does it meet the criterion? (a) Yes (b) No
  12. 12.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 78 cm tall. Is it within the constraint? (a) Yes (b) No
  13. 13.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) Yes (b) No
  14. 14.📋 Your team’s budget is ₹79. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  15. 15.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  16. 16.🔍 Which is the odd one out? (a) use at most 20 straws (b) be under 30 cm tall (c) use only paper and tape (d) roll at least 2 metres
  17. 17.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  18. 18.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  19. 19.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.📋 A constraint is … (a) a goal for success (b) a final test (c) a kind of glue (d) a limit you must keep to
  21. 21.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  22. 22.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  23. 23.📋 Your team’s budget is ₹27. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  24. 24.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  25. 25.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  26. 26.🔍 Which is the odd one out? (a) stand in a fan breeze (b) hold up 500 g (c) use only paper and tape (d) keep ice for 1 hour
  27. 27.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  28. 28.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  29. 29.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  30. 30.📋 Your team’s budget is ₹32. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  31. 31.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  32. 32.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  33. 33.🔍 Which is the odd one out? (a) fit on a school desk (b) use only paper and tape (c) hold up 500 g (d) use at most 20 straws
  34. 34.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) No (b) Yes
  35. 35.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) Yes (b) No
  36. 36.📋 Your team’s budget is ₹46. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  37. 37.🔍 Which is the odd one out? (a) use at most 20 straws (b) lift a cup of water (c) hold up 500 g (d) float for 1 minute
  38. 38.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  39. 39.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  40. 40.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False

Answer key

  1. No
  2. goals a design must meet
  3. True
  4. True
  5. True
  6. stand in a fan breeze
  7. 22
  8. no, it breaks a limit
  9. False
  10. a constraint
  11. No
  12. Yes
  13. Yes
  14. 24
  15. False
  16. roll at least 2 metres
  17. 6
  18. Yes
  19. a criterion
  20. a limit you must keep to
  21. False
  22. True
  23. 8
  24. a constraint
  25. False
  26. use only paper and tape
  27. a criterion
  28. False
  29. False
  30. 9
  31. a criterion
  32. a constraint
  33. hold up 500 g
  34. Yes
  35. No
  36. 18
  37. use at most 20 straws
  38. a criterion
  39. True
  40. False

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