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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 624 · 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.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 400 g. Does it meet the criterion? (a) Yes (b) No
  2. 2.True or false: “float for 1 minute” is a constraint (a limit). (a) True (b) False
  3. 3.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  4. 4.📋 Your team’s budget is ₹25. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  5. 5.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  6. 6.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  7. 7.True or false: “be under 30 cm tall” is a criterion (a goal). (a) True (b) False
  8. 8.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  9. 9.📋 Your team’s budget is ₹66. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  10. 10.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) hold up 500 g (c) float for 1 minute (d) spend at most ₹100
  11. 11.📋 Criteria are … (a) the tools you use (b) the limits on money (c) the team names (d) goals a design must meet
  12. 12.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, always (b) yes, it works (c) only if it is red (d) no, it breaks a limit
  13. 13.True or false: “lift a cup of water” is a criterion (a goal). (a) True (b) False
  14. 14.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a criterion (b) a constraint
  15. 15.🔍 Which is the odd one out? (a) use only paper and tape (b) be under 30 cm tall (c) keep ice for 1 hour (d) spend at most ₹100
  16. 16.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a criterion (b) a constraint
  17. 17.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) finish in 40 minutes (c) hold up 500 g (d) lift a cup of water
  18. 18.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  19. 19.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.🔍 Which is the odd one out? (a) use at most 20 straws (b) stand in a fan breeze (c) use only paper and tape (d) fit on a school desk
  21. 21.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  22. 22.📋 Your team’s budget is ₹19. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  23. 23.📋 Your team’s budget is ₹75. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  24. 24.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  25. 25.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 500 g. Does it meet the criterion? (a) Yes (b) No
  26. 26.📋 Your team’s budget is ₹63. You must buy one roll of tape for ₹20. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  27. 27.True or false: “float for 1 minute” is a criterion (a goal). (a) True (b) False
  28. 28.🔍 Which is the odd one out? (a) use at most 20 straws (b) spend at most ₹100 (c) be under 30 cm tall (d) roll at least 2 metres
  29. 29.📋 Your team’s budget is ₹163. You must buy one roll of tape for ₹15. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  30. 30.📋 A constraint is … (a) a kind of glue (b) a final test (c) a limit you must keep to (d) a goal for success
  31. 31.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 150 g. Does it meet the criterion? (a) No (b) Yes
  32. 32.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  33. 33.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False
  34. 34.📋 Your team’s budget is ₹40. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  35. 35.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No
  36. 36.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 200 g. Does it meet the criterion? (a) No (b) Yes
  37. 37.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  38. 38.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  39. 39.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  40. 40.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 36 cm tall. Is it within the constraint? (a) Yes (b) No

Answer key

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

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