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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 371 · 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: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  2. 2.🔍 Which is the odd one out? (a) stand in a fan breeze (b) keep ice for 1 hour (c) use only paper and tape (d) hold up 500 g
  3. 3.📋 Your team’s budget is ₹29. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  4. 4.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 600 g. Does it meet the criterion? (a) Yes (b) No
  5. 5.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  6. 6.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  7. 7.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  8. 8.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  9. 9.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) yes, it works (b) only if it is red (c) yes, always (d) no, it breaks a limit
  10. 10.📋 Criteria are … (a) goals a design must meet (b) the team names (c) the tools you use (d) the limits on money
  11. 11.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  12. 12.📋 Your team’s budget is ₹152. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  13. 13.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  14. 14.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 1050 g. Does it meet the criterion? (a) No (b) Yes
  15. 15.🔍 Which is the odd one out? (a) lift a cup of water (b) fit on a school desk (c) float for 1 minute (d) keep ice for 1 hour
  16. 16.🔍 Which is the odd one out? (a) hold up 500 g (b) spend at most ₹100 (c) float for 1 minute (d) lift a cup of water
  17. 17.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  18. 18.📋 A constraint is … (a) a goal for success (b) a kind of glue (c) a final test (d) a limit you must keep to
  19. 19.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 46 cm tall. Is it within the constraint? (a) No (b) Yes
  20. 20.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  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) No (b) Yes
  22. 22.📋 Your team’s budget is ₹70. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  23. 23.📋 Your team’s budget is ₹108. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  24. 24.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 650 g. Does it meet the criterion? (a) No (b) Yes
  25. 25.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  26. 26.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  27. 27.📋 Your team’s budget is ₹32. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  28. 28.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  29. 29.True or false: “carry 10 coins” is a criterion (a goal). (a) False (b) True
  30. 30.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  31. 31.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  32. 32.📋 Your team’s budget is ₹70. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  33. 33.True or false: “use only paper and tape” is a constraint (a limit). (a) False (b) True
  34. 34.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  35. 35.📋 Your team’s budget is ₹35. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  36. 36.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  37. 37.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 700 g. Does it meet the criterion? (a) Yes (b) No
  38. 38.True or false: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  39. 39.🔍 Which is the odd one out? (a) carry 10 coins (b) finish in 40 minutes (c) lift a cup of water (d) roll at least 2 metres
  40. 40.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False

Answer key

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

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