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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 327 · 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.📋 Criteria are … (a) the team names (b) the limits on money (c) goals a design must meet (d) the tools you use
  2. 2.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  3. 3.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  4. 4.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  5. 5.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  6. 6.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  7. 7.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) yes, always (c) yes, it works (d) only if it is red
  8. 8.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 250 g. Does it meet the criterion? (a) No (b) Yes
  9. 9.🔍 Which is the odd one out? (a) fit on a school desk (b) hold up 500 g (c) roll at least 2 metres (d) float for 1 minute
  10. 10.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  11. 11.📋 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
  12. 12.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  13. 13.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  14. 14.🔍 Which is the odd one out? (a) spend at most ₹100 (b) lift a cup of water (c) keep ice for 1 hour (d) hold up 500 g
  15. 15.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  16. 16.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  17. 17.🔍 Which is the odd one out? (a) use at most 20 straws (b) keep ice for 1 hour (c) stand in a fan breeze (d) hold up 500 g
  18. 18.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  19. 19.🔍 Which is the odd one out? (a) be under 30 cm tall (b) finish in 40 minutes (c) spend at most ₹100 (d) hold up 500 g
  20. 20.🔍 Which is the odd one out? (a) finish in 40 minutes (b) be under 30 cm tall (c) float for 1 minute (d) spend at most ₹100
  21. 21.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) No (b) Yes
  22. 22.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) No (b) Yes
  24. 24.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  25. 25.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  26. 26.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  27. 27.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  28. 28.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  29. 29.📋 A constraint is … (a) a kind of glue (b) a goal for success (c) a final test (d) a limit you must keep to
  30. 30.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) use only paper and tape (c) spend at most ₹100 (d) finish in 40 minutes
  31. 31.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  32. 32.📋 Your team’s budget is ₹132. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  33. 33.🔍 Which is the odd one out? (a) hold up 500 g (b) finish in 40 minutes (c) float for 1 minute (d) carry 10 coins
  34. 34.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  35. 35.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  36. 36.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  37. 37.📋 Your team’s budget is ₹24. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  38. 38.📋 Your team’s budget is ₹56. 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.🔍 Which is the odd one out? (a) lift a cup of water (b) fit on a school desk (c) be under 30 cm tall (d) spend at most ₹100
  40. 40.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 150 g. Does it meet the criterion? (a) Yes (b) No

Answer key

  1. goals a design must meet
  2. True
  3. True
  4. True
  5. True
  6. a constraint
  7. no, it breaks a limit
  8. No
  9. fit on a school desk
  10. False
  11. Yes
  12. a criterion
  13. False
  14. spend at most ₹100
  15. False
  16. a constraint
  17. use at most 20 straws
  18. a criterion
  19. hold up 500 g
  20. float for 1 minute
  21. No
  22. a criterion
  23. Yes
  24. a criterion
  25. a criterion
  26. a constraint
  27. a criterion
  28. False
  29. a limit you must keep to
  30. keep ice for 1 hour
  31. False
  32. 22
  33. finish in 40 minutes
  34. True
  35. a criterion
  36. False
  37. 19
  38. 25
  39. lift a cup of water
  40. No

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