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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 179 · 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.📋 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
  2. 2.🔍 Which is the odd one out? (a) spend at most ₹100 (b) float for 1 minute (c) use only paper and tape (d) finish in 40 minutes
  3. 3.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  4. 4.🔍 Which is the odd one out? (a) roll at least 2 metres (b) float for 1 minute (c) carry 10 coins (d) spend at most ₹100
  5. 5.📋 Your team’s budget is ₹123. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  6. 6.📋 Your team’s budget is ₹49. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  7. 7.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  8. 8.📋 Your team’s budget is ₹144. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  9. 9.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  10. 10.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  11. 11.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  12. 12.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  13. 13.📋 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
  14. 14.🔍 Which is the odd one out? (a) lift a cup of water (b) spend at most ₹100 (c) use only paper and tape (d) fit on a school desk
  15. 15.🔍 Which is the odd one out? (a) hold up 500 g (b) spend at most ₹100 (c) fit on a school desk (d) use only paper and tape
  16. 16.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 30 cm tall. Is it within the constraint? (a) Yes (b) No
  18. 18.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  19. 19.📋 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
  20. 20.📋 Criteria are … (a) goals a design must meet (b) the limits on money (c) the tools you use (d) the team names
  21. 21.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.📋 Your team’s budget is ₹123. You must buy one roll of tape for ₹5. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  24. 24.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  25. 25.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  26. 26.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) hold up 500 g (c) finish in 40 minutes (d) carry 10 coins
  27. 27.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 68 cm tall. Is it within the constraint? (a) No (b) Yes
  28. 28.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  29. 29.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  30. 30.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  31. 31.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  32. 32.📋 A constraint is … (a) a goal for success (b) a kind of glue (c) a final test (d) a limit you must keep to
  33. 33.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 650 g. Does it meet the criterion? (a) No (b) Yes
  34. 34.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 150 g. Does it meet the criterion? (a) Yes (b) No
  35. 35.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  36. 36.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1150 g. Does it meet the criterion? (a) Yes (b) No
  37. 37.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  38. 38.🔍 Which is the odd one out? (a) float for 1 minute (b) lift a cup of water (c) use at most 20 straws (d) stand in a fan breeze
  39. 39.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  40. 40.📋 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

Answer key

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

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