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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 611 · 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: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  2. 2.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  3. 3.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  4. 4.📋 A constraint is … (a) a final test (b) a goal for success (c) a kind of glue (d) a limit you must keep to
  5. 5.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) Yes (b) No
  6. 6.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  7. 7.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) yes, it works (c) no, it breaks a limit (d) only if it is red
  8. 8.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  9. 9.🔍 Which is the odd one out? (a) be under 30 cm tall (b) float for 1 minute (c) use only paper and tape (d) finish in 40 minutes
  10. 10.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  11. 11.🔍 Which is the odd one out? (a) hold up 500 g (b) roll at least 2 metres (c) stand in a fan breeze (d) spend at most ₹100
  12. 12.📋 Criteria are … (a) the limits on money (b) the tools you use (c) the team names (d) goals a design must meet
  13. 13.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  14. 14.🔍 Which is the odd one out? (a) carry 10 coins (b) lift a cup of water (c) use only paper and tape (d) stand in a fan breeze
  15. 15.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  16. 16.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) No (b) Yes
  17. 17.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  18. 18.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 700 g. Does it meet the criterion? (a) Yes (b) No
  19. 19.📋 Your team’s budget is ₹66. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  20. 20.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  21. 21.🔍 Which is the odd one out? (a) lift a cup of water (b) roll at least 2 metres (c) use at most 20 straws (d) keep ice for 1 hour
  22. 22.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 500 g. Does it meet the criterion? (a) No (b) Yes
  23. 23.📋 Your team’s budget is ₹31. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  24. 24.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  25. 25.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  26. 26.🔍 Which is the odd one out? (a) use at most 20 straws (b) roll at least 2 metres (c) be under 30 cm tall (d) fit on a school desk
  27. 27.📋 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
  28. 28.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  29. 29.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 86 cm tall. Is it within the constraint? (a) Yes (b) No
  30. 30.📋 Your team’s budget is ₹48. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  31. 31.📋 Your team’s budget is ₹27. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  32. 32.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  33. 33.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  34. 34.📋 Your team’s budget is ₹36. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  35. 35.📋 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
  36. 36.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 70 cm tall. Is it within the constraint? (a) Yes (b) No
  37. 37.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  38. 38.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  39. 39.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  40. 40.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 92 cm tall. Is it within the constraint? (a) Yes (b) No

Answer key

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

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