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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 81 · 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.📋 Criteria are … (a) the tools you use (b) goals a design must meet (c) the team names (d) the limits on money
  2. 2.📋 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
  3. 3.📋 Your team’s budget is ₹73. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  4. 4.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) finish in 40 minutes (c) be under 30 cm tall (d) spend at most ₹100
  5. 5.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  6. 6.📋 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
  7. 7.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) False (b) True
  8. 8.🔍 Which is the odd one out? (a) spend at most ₹100 (b) lift a cup of water (c) fit on a school desk (d) be under 30 cm tall
  9. 9.True or false: “use only paper and tape” is a criterion (a goal). (a) True (b) False
  10. 10.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  11. 11.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a criterion (b) a constraint
  13. 13.📋 A constraint is … (a) a goal for success (b) a limit you must keep to (c) a kind of glue (d) a final test
  14. 14.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 950 g. Does it meet the criterion? (a) No (b) Yes
  15. 15.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  16. 16.True or false: “carry 10 coins” is a constraint (a limit). (a) False (b) True
  17. 17.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 50 g. Does it meet the criterion? (a) No (b) Yes
  18. 18.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  19. 19.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  20. 20.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 850 g. Does it meet the criterion? (a) Yes (b) No
  21. 21.📋 Your team’s budget is ₹86. You must buy one roll of tape for ₹20. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  22. 22.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 62 cm tall. Is it within the constraint? (a) Yes (b) No
  23. 23.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.📋 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
  25. 25.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  26. 26.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) False (b) True
  27. 27.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  28. 28.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  29. 29.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  30. 30.📋 Your team’s budget is ₹16. You must buy one roll of tape for ₹5. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  31. 31.🔍 Which is the odd one out? (a) stand in a fan breeze (b) be under 30 cm tall (c) use at most 20 straws (d) finish in 40 minutes
  32. 32.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a constraint (b) a criterion
  33. 33.📋 Your team’s budget is ₹22. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  34. 34.📋 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
  35. 35.🔍 Which is the odd one out? (a) be under 30 cm tall (b) hold up 500 g (c) carry 10 coins (d) lift a cup of water
  36. 36.📋 For a model bridge challenge, is “use only paper and tape” a constraint or a criterion? (a) a constraint (b) a criterion
  37. 37.📋 Your team’s budget is ₹41. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  38. 38.📋 Your team’s budget is ₹73. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  39. 39.📋 Your team’s budget is ₹33. You must buy one roll of tape for ₹15. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  40. 40.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint

Answer key

  1. goals a design must meet
  2. Yes
  3. 22
  4. keep ice for 1 hour
  5. a criterion
  6. Yes
  7. True
  8. lift a cup of water
  9. False
  10. a criterion
  11. a constraint
  12. a criterion
  13. a limit you must keep to
  14. Yes
  15. False
  16. False
  17. No
  18. True
  19. False
  20. No
  21. 22
  22. No
  23. a constraint
  24. No
  25. True
  26. False
  27. True
  28. No
  29. a criterion
  30. 11
  31. stand in a fan breeze
  32. a constraint
  33. 12
  34. Yes
  35. be under 30 cm tall
  36. a constraint
  37. 26
  38. 14
  39. 9
  40. a constraint

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