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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 213 · 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: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  2. 2.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  3. 3.🔍 Which is the odd one out? (a) use only paper and tape (b) hold up 500 g (c) finish in 40 minutes (d) spend at most ₹100
  4. 4.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  5. 5.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  6. 6.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  7. 7.📋 A constraint is … (a) a final test (b) a limit you must keep to (c) a kind of glue (d) a goal for success
  8. 8.🔍 Which is the odd one out? (a) roll at least 2 metres (b) float for 1 minute (c) stand in a fan breeze (d) fit on a school desk
  9. 9.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  10. 10.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) Yes (b) No
  11. 11.📋 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
  12. 12.📋 Criteria are … (a) the team names (b) the limits on money (c) the tools you use (d) goals a design must meet
  13. 13.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 600 g. Does it meet the criterion? (a) No (b) Yes
  14. 14.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 400 g. Does it meet the criterion? (a) Yes (b) No
  15. 15.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 32 cm tall. Is it within the constraint? (a) No (b) Yes
  16. 16.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  17. 17.📋 Your team’s budget is ₹69. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  18. 18.📋 Your team’s budget is ₹55. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  19. 19.🔍 Which is the odd one out? (a) use at most 20 straws (b) carry 10 coins (c) finish in 40 minutes (d) use only paper and tape
  20. 20.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  21. 21.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  22. 22.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  23. 23.📋 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
  24. 24.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  25. 25.🔍 Which is the odd one out? (a) spend at most ₹100 (b) keep ice for 1 hour (c) float for 1 minute (d) roll at least 2 metres
  26. 26.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 30 cm tall. Is it within the constraint? (a) No (b) Yes
  27. 27.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) Yes (b) No
  28. 28.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  29. 29.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  30. 30.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) Yes (b) No
  31. 31.📋 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
  32. 32.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  33. 33.📋 Your team’s budget is ₹64. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  34. 34.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  35. 35.🔍 Which is the odd one out? (a) roll at least 2 metres (b) use at most 20 straws (c) use only paper and tape (d) spend at most ₹100
  36. 36.📋 Your team’s budget is ₹58. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  37. 37.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) no, it breaks a limit (c) only if it is red (d) yes, it works
  38. 38.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) No (b) Yes
  39. 39.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 62 cm tall. Is it within the constraint? (a) No (b) Yes
  40. 40.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False

Answer key

  1. True
  2. True
  3. hold up 500 g
  4. False
  5. False
  6. a criterion
  7. a limit you must keep to
  8. fit on a school desk
  9. False
  10. No
  11. Yes
  12. goals a design must meet
  13. No
  14. Yes
  15. No
  16. True
  17. 13
  18. 11
  19. carry 10 coins
  20. Yes
  21. No
  22. Yes
  23. No
  24. False
  25. spend at most ₹100
  26. Yes
  27. Yes
  28. a criterion
  29. a criterion
  30. No
  31. Yes
  32. True
  33. 10
  34. True
  35. roll at least 2 metres
  36. 16
  37. no, it breaks a limit
  38. Yes
  39. No
  40. True

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