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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 470 · 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) spend at most ₹100 (b) finish in 40 minutes (c) float for 1 minute (d) use only paper and tape
  2. 2.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) no, it breaks a limit (c) yes, it works (d) only if it is red
  3. 3.🔍 Which is the odd one out? (a) carry 10 coins (b) float for 1 minute (c) hold up 500 g (d) spend at most ₹100
  4. 4.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  5. 5.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  6. 6.📋 A constraint is … (a) a kind of glue (b) a final test (c) a goal for success (d) a limit you must keep to
  7. 7.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  8. 8.🔍 Which is the odd one out? (a) spend at most ₹100 (b) carry 10 coins (c) finish in 40 minutes (d) use only paper and tape
  9. 9.📋 Criteria are … (a) goals a design must meet (b) the tools you use (c) the limits on money (d) the team names
  10. 10.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a criterion (b) a constraint
  11. 11.True or false: “be under 30 cm tall” is a constraint (a limit). (a) True (b) False
  12. 12.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 500 g. Does it meet the criterion? (a) No (b) Yes
  13. 13.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) Yes (b) No
  14. 14.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  15. 15.📋 Your team’s budget is ₹34. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  16. 16.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  17. 17.📋 Your team’s budget is ₹104. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  18. 18.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  19. 19.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  20. 20.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.📋 Your team’s budget is ₹66. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  22. 22.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  23. 23.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 84 cm tall. Is it within the constraint? (a) No (b) Yes
  24. 24.📋 Your team’s budget is ₹52. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  25. 25.📋 Your team’s budget is ₹38. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  26. 26.📋 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
  27. 27.📋 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
  28. 28.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 800 g. Does it meet the criterion? (a) Yes (b) No
  29. 29.📋 Your team’s budget is ₹38. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  30. 30.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  31. 31.True or false: “be under 30 cm tall” is a criterion (a goal). (a) True (b) False
  32. 32.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 94 cm tall. Is it within the constraint? (a) Yes (b) No
  33. 33.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  34. 34.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  35. 35.🔍 Which is the odd one out? (a) hold up 500 g (b) use only paper and tape (c) float for 1 minute (d) roll at least 2 metres
  36. 36.🔍 Which is the odd one out? (a) use at most 20 straws (b) float for 1 minute (c) hold up 500 g (d) stand in a fan breeze
  37. 37.True or false: “hold up 500 g” is a criterion (a goal). (a) False (b) True
  38. 38.📋 Your team’s budget is ₹29. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  39. 39.📋 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
  40. 40.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) spend at most ₹100 (c) fit on a school desk (d) be under 30 cm tall

Answer key

  1. float for 1 minute
  2. no, it breaks a limit
  3. spend at most ₹100
  4. a criterion
  5. True
  6. a limit you must keep to
  7. a constraint
  8. carry 10 coins
  9. goals a design must meet
  10. a criterion
  11. True
  12. No
  13. No
  14. a criterion
  15. 29
  16. True
  17. 24
  18. False
  19. True
  20. a constraint
  21. 23
  22. False
  23. No
  24. 9
  25. 14
  26. Yes
  27. Yes
  28. No
  29. 28
  30. True
  31. False
  32. Yes
  33. True
  34. False
  35. use only paper and tape
  36. use at most 20 straws
  37. True
  38. 19
  39. No
  40. keep ice for 1 hour

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