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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 854 · 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 ₹23. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  2. 2.📋 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
  3. 3.📋 Your team’s budget is ₹38. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  4. 4.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) only if it is red (c) yes, it works (d) no, it breaks a limit
  5. 5.🔍 Which is the odd one out? (a) spend at most ₹100 (b) roll at least 2 metres (c) use only paper and tape (d) use at most 20 straws
  6. 6.📋 Your team’s budget is ₹58. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  7. 7.📋 Your team’s budget is ₹27. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  8. 8.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  9. 9.🔍 Which is the odd one out? (a) hold up 500 g (b) keep ice for 1 hour (c) spend at most ₹100 (d) float for 1 minute
  10. 10.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 48 cm tall. Is it within the constraint? (a) Yes (b) No
  11. 11.📋 Criteria are … (a) the tools you use (b) the team names (c) the limits on money (d) goals a design must meet
  12. 12.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  13. 13.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  14. 14.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  15. 15.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  16. 16.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 100 g. Does it meet the criterion? (a) No (b) Yes
  17. 17.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  18. 18.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  19. 19.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.📋 Your team’s budget is ₹37. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  21. 21.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  22. 22.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  23. 23.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  24. 24.📋 A constraint is … (a) a kind of glue (b) a limit you must keep to (c) a final test (d) a goal for success
  25. 25.📋 Your team’s budget is ₹25. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  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.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  28. 28.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 28 cm tall. Is it within the constraint? (a) Yes (b) No
  29. 29.🔍 Which is the odd one out? (a) hold up 500 g (b) use at most 20 straws (c) stand in a fan breeze (d) float for 1 minute
  30. 30.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  31. 31.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  32. 32.📋 Your team’s budget is ₹25. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  33. 33.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 400 g. Does it meet the criterion? (a) No (b) Yes
  34. 34.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  35. 35.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  36. 36.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 24 cm tall. Is it within the constraint? (a) Yes (b) No
  37. 37.True or false: “finish in 40 minutes” is a criterion (a goal). (a) True (b) False
  38. 38.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1000 g. Does it meet the criterion? (a) No (b) Yes
  39. 39.🔍 Which is the odd one out? (a) fit on a school desk (b) hold up 500 g (c) spend at most ₹100 (d) use only paper and tape
  40. 40.📋 Your team’s budget is ₹12. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?

Answer key

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

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