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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 904 · 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) finish in 40 minutes (b) spend at most ₹100 (c) stand in a fan breeze (d) fit on a school desk
  2. 2.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  3. 3.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) use only paper and tape (c) stand in a fan breeze (d) carry 10 coins
  4. 4.📋 Criteria are … (a) the team names (b) the tools you use (c) the limits on money (d) goals a design must meet
  5. 5.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.🔍 Which is the odd one out? (a) stand in a fan breeze (b) spend at most ₹100 (c) lift a cup of water (d) carry 10 coins
  7. 7.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  8. 8.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  9. 9.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  10. 10.📋 Your team’s budget is ₹158. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  11. 11.🔍 Which is the odd one out? (a) use only paper and tape (b) float for 1 minute (c) finish in 40 minutes (d) spend at most ₹100
  12. 12.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  13. 13.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  14. 14.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  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) Yes (b) No
  16. 16.🔍 Which is the odd one out? (a) float for 1 minute (b) keep ice for 1 hour (c) finish in 40 minutes (d) lift a cup of water
  17. 17.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  18. 18.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) Yes (b) No
  19. 19.📋 Your team’s budget is ₹22. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  20. 20.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  21. 21.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  22. 22.📋 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
  23. 23.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  24. 24.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 68 cm tall. Is it within the constraint? (a) Yes (b) No
  25. 25.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  26. 26.📋 Your team’s budget is ₹63. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  27. 27.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  28. 28.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  29. 29.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  30. 30.📋 Your team’s budget is ₹82. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  31. 31.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  32. 32.🔍 Which is the odd one out? (a) stand in a fan breeze (b) be under 30 cm tall (c) float for 1 minute (d) hold up 500 g
  33. 33.🔍 Which is the odd one out? (a) fit on a school desk (b) keep ice for 1 hour (c) float for 1 minute (d) stand in a fan breeze
  34. 34.🔍 Which is the odd one out? (a) use only paper and tape (b) finish in 40 minutes (c) fit on a school desk (d) lift a cup of water
  35. 35.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  36. 36.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  37. 37.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) no, it breaks a limit (c) yes, it works (d) yes, always
  38. 38.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) No (b) Yes
  39. 39.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  40. 40.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) Yes (b) No

Answer key

  1. stand in a fan breeze
  2. False
  3. use only paper and tape
  4. goals a design must meet
  5. a criterion
  6. spend at most ₹100
  7. True
  8. a constraint
  9. False
  10. 29
  11. float for 1 minute
  12. a criterion
  13. a constraint
  14. False
  15. No
  16. finish in 40 minutes
  17. a constraint
  18. No
  19. 6
  20. No
  21. a constraint
  22. Yes
  23. True
  24. Yes
  25. False
  26. 17
  27. True
  28. True
  29. True
  30. 15
  31. Yes
  32. be under 30 cm tall
  33. fit on a school desk
  34. lift a cup of water
  35. False
  36. a criterion
  37. no, it breaks a limit
  38. No
  39. a constraint
  40. No

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