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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 541 · 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: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  2. 2.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 76 cm tall. Is it within the constraint? (a) No (b) Yes
  3. 3.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  4. 4.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 500 g. Does it meet the criterion? (a) No (b) Yes
  5. 5.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  6. 6.True or false: “use at most 20 straws” is a criterion (a goal). (a) True (b) False
  7. 7.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) No (b) Yes
  8. 8.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  9. 9.📋 Your team’s budget is ₹30. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  10. 10.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 80 cm tall. Is it within the constraint? (a) Yes (b) No
  11. 11.🔍 Which is the odd one out? (a) hold up 500 g (b) use at most 20 straws (c) finish in 40 minutes (d) use only paper and tape
  12. 12.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  13. 13.📋 A constraint is … (a) a final test (b) a goal for success (c) a limit you must keep to (d) a kind of glue
  14. 14.📋 Your team’s budget is ₹106. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  15. 15.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  16. 16.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  17. 17.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  18. 18.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  19. 19.📋 Your team’s budget is ₹51. You must buy one roll of tape for ₹20. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  20. 20.True or false: “use at most 20 straws” is a constraint (a limit). (a) False (b) True
  21. 21.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) Yes (b) No
  22. 22.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  23. 23.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  24. 24.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) only if it is red (c) yes, always (d) yes, it works
  25. 25.📋 Your team’s budget is ₹38. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  26. 26.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  27. 27.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  28. 28.📋 Your team’s budget is ₹146. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  29. 29.📋 Your team’s budget is ₹48. You must buy one roll of tape for ₹10. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  30. 30.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  31. 31.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  32. 32.🔍 Which is the odd one out? (a) use only paper and tape (b) stand in a fan breeze (c) keep ice for 1 hour (d) roll at least 2 metres
  33. 33.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 350 g. Does it meet the criterion? (a) No (b) Yes
  34. 34.📋 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
  35. 35.🔍 Which is the odd one out? (a) use only paper and tape (b) fit on a school desk (c) finish in 40 minutes (d) stand in a fan breeze
  36. 36.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 500 g. Does it meet the criterion? (a) Yes (b) No
  37. 37.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 60 cm tall. Is it within the constraint? (a) No (b) Yes
  38. 38.📋 Criteria are … (a) the tools you use (b) the team names (c) goals a design must meet (d) the limits on money
  39. 39.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  40. 40.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 600 g. Does it meet the criterion? (a) No (b) Yes

Answer key

  1. False
  2. Yes
  3. True
  4. Yes
  5. False
  6. False
  7. Yes
  8. True
  9. 6
  10. Yes
  11. hold up 500 g
  12. False
  13. a limit you must keep to
  14. 30
  15. 25
  16. a criterion
  17. a criterion
  18. True
  19. 15
  20. True
  21. Yes
  22. True
  23. No
  24. no, it breaks a limit
  25. 11
  26. False
  27. a constraint
  28. 27
  29. 19
  30. False
  31. a constraint
  32. use only paper and tape
  33. Yes
  34. No
  35. stand in a fan breeze
  36. No
  37. Yes
  38. goals a design must meet
  39. a criterion
  40. Yes

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