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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 288 · 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.📋 Your team’s budget is ₹123. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  2. 2.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) only if it is red (c) no, it breaks a limit (d) yes, always
  3. 3.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  4. 4.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  5. 5.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.🔍 Which is the odd one out? (a) be under 30 cm tall (b) keep ice for 1 hour (c) roll at least 2 metres (d) float for 1 minute
  7. 7.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  8. 8.True or false: “spend at most ₹100” is a constraint (a limit). (a) True (b) False
  9. 9.📋 A constraint is … (a) a goal for success (b) a final test (c) a kind of glue (d) a limit you must keep to
  10. 10.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  11. 11.📋 Your team’s budget is ₹30. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  12. 12.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  13. 13.🔍 Which is the odd one out? (a) be under 30 cm tall (b) float for 1 minute (c) use at most 20 straws (d) fit on a school desk
  14. 14.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  15. 15.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  16. 16.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) Yes (b) No
  17. 17.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 26 cm tall. Is it within the constraint? (a) Yes (b) No
  18. 18.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  19. 19.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  20. 20.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  21. 21.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  22. 22.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  24. 24.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) No (b) Yes
  25. 25.📋 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
  26. 26.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 54 cm tall. Is it within the constraint? (a) No (b) Yes
  27. 27.📋 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
  28. 28.📋 Your team’s budget is ₹35. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  29. 29.📋 Your team’s budget is ₹57. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  30. 30.🔍 Which is the odd one out? (a) finish in 40 minutes (b) use at most 20 straws (c) spend at most ₹100 (d) lift a cup of water
  31. 31.📋 Criteria are … (a) the tools you use (b) the team names (c) goals a design must meet (d) the limits on money
  32. 32.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 94 cm tall. Is it within the constraint? (a) No (b) Yes
  33. 33.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  34. 34.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  35. 35.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 800 g. Does it meet the criterion? (a) Yes (b) No
  36. 36.🔍 Which is the odd one out? (a) finish in 40 minutes (b) hold up 500 g (c) spend at most ₹100 (d) use only paper and tape
  37. 37.🔍 Which is the odd one out? (a) stand in a fan breeze (b) float for 1 minute (c) use at most 20 straws (d) roll at least 2 metres
  38. 38.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 66 cm tall. Is it within the constraint? (a) No (b) Yes
  39. 39.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  40. 40.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False

Answer key

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

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