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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 499 · 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 ₹148. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  2. 2.📋 A constraint is … (a) a kind of glue (b) a goal for success (c) a limit you must keep to (d) a final test
  3. 3.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  4. 4.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  5. 5.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  6. 6.🔍 Which is the odd one out? (a) be under 30 cm tall (b) lift a cup of water (c) carry 10 coins (d) hold up 500 g
  7. 7.🔍 Which is the odd one out? (a) stand in a fan breeze (b) hold up 500 g (c) float for 1 minute (d) spend at most ₹100
  8. 8.📋 Your team’s budget is ₹100. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  9. 9.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  10. 10.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 250 g. Does it meet the criterion? (a) Yes (b) No
  11. 11.🔍 Which is the odd one out? (a) float for 1 minute (b) carry 10 coins (c) hold up 500 g (d) use at most 20 straws
  12. 12.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  13. 13.📋 Criteria are … (a) the limits on money (b) the team names (c) the tools you use (d) goals a design must meet
  14. 14.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  15. 15.📋 Your team’s budget is ₹88. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  16. 16.🔍 Which is the odd one out? (a) use only paper and tape (b) float for 1 minute (c) hold up 500 g (d) roll at least 2 metres
  17. 17.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 58 cm tall. Is it within the constraint? (a) No (b) Yes
  18. 18.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 104 cm tall. Is it within the constraint? (a) Yes (b) No
  19. 19.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 44 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  21. 21.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  22. 22.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  23. 23.📋 Your team’s budget is ₹36. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  24. 24.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  25. 25.📋 Your team’s budget is ₹91. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  26. 26.📋 Your team’s budget is ₹99. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  27. 27.🔍 Which is the odd one out? (a) finish in 40 minutes (b) float for 1 minute (c) keep ice for 1 hour (d) lift a cup of water
  28. 28.📋 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
  29. 29.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  30. 30.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 700 g. Does it meet the criterion? (a) No (b) Yes
  31. 31.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) only if it is red (b) yes, always (c) yes, it works (d) no, it breaks a limit
  32. 32.True or false: “carry 10 coins” is a criterion (a goal). (a) True (b) False
  33. 33.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 600 g. Does it meet the criterion? (a) Yes (b) No
  34. 34.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  35. 35.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1150 g. Does it meet the criterion? (a) No (b) Yes
  36. 36.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  37. 37.True or false: “roll at least 2 metres” is a constraint (a limit). (a) False (b) True
  38. 38.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  39. 39.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) Yes (b) No
  40. 40.🔍 Which is the odd one out? (a) finish in 40 minutes (b) use only paper and tape (c) keep ice for 1 hour (d) be under 30 cm tall

Answer key

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

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