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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 291 · 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.🔍 Which is the odd one out? (a) use at most 20 straws (b) be under 30 cm tall (c) float for 1 minute (d) spend at most ₹100
  2. 2.🔍 Which is the odd one out? (a) lift a cup of water (b) be under 30 cm tall (c) finish in 40 minutes (d) use only paper and tape
  3. 3.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.📋 A constraint is … (a) a kind of glue (b) a final test (c) a goal for success (d) a limit you must keep to
  5. 5.📋 Your team’s budget is ₹16. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  6. 6.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  7. 7.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  8. 8.🔍 Which is the odd one out? (a) fit on a school desk (b) carry 10 coins (c) keep ice for 1 hour (d) stand in a fan breeze
  9. 9.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  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 100 cm. The team’s tower is 94 cm tall. Is it within the constraint? (a) No (b) Yes
  12. 12.📋 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
  13. 13.📋 Your team’s budget is ₹15. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  14. 14.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  15. 15.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  16. 16.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  17. 17.🔍 Which is the odd one out? (a) carry 10 coins (b) be under 30 cm tall (c) float for 1 minute (d) stand in a fan breeze
  18. 18.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 200 g. Does it meet the criterion? (a) No (b) Yes
  19. 19.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  22. 22.📋 Criteria are … (a) the team names (b) the limits on money (c) the tools you use (d) goals a design must meet
  23. 23.🔍 Which is the odd one out? (a) stand in a fan breeze (b) lift a cup of water (c) carry 10 coins (d) use only paper and tape
  24. 24.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  25. 25.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  26. 26.📋 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
  27. 27.True or false: “be under 30 cm tall” is a criterion (a goal). (a) True (b) False
  28. 28.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  29. 29.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1050 g. Does it meet the criterion? (a) No (b) Yes
  30. 30.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  31. 31.📋 Your team’s budget is ₹76. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  32. 32.📋 Your team’s budget is ₹126. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  33. 33.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 100 g. Does it meet the criterion? (a) No (b) Yes
  34. 34.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  36. 36.🔍 Which is the odd one out? (a) roll at least 2 metres (b) be under 30 cm tall (c) use only paper and tape (d) finish in 40 minutes
  37. 37.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  38. 38.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  39. 39.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  40. 40.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) yes, always (c) yes, it works (d) no, it breaks a limit

Answer key

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

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