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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 240 · 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 600 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No
  3. 3.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 500 g. Does it meet the criterion? (a) No (b) Yes
  4. 4.True or false: “use at most 20 straws” is a criterion (a goal). (a) False (b) True
  5. 5.📋 For a model bridge challenge, is “be under 30 cm tall” a constraint or a criterion? (a) a constraint (b) a criterion
  6. 6.True or false: “stand in a fan breeze” is a criterion (a goal). (a) True (b) False
  7. 7.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  8. 8.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  9. 9.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 88 cm tall. Is it within the constraint? (a) Yes (b) No
  10. 10.🔍 Which is the odd one out? (a) use at most 20 straws (b) stand in a fan breeze (c) finish in 40 minutes (d) use only paper and tape
  11. 11.📋 A constraint is … (a) a goal for success (b) a limit you must keep to (c) a kind of glue (d) a final test
  12. 12.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  13. 13.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹10. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  14. 14.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  15. 15.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 550 g. Does it meet the criterion? (a) Yes (b) No
  16. 16.🔍 Which is the odd one out? (a) lift a cup of water (b) carry 10 coins (c) spend at most ₹100 (d) keep ice for 1 hour
  17. 17.True or false: “use at most 20 straws” is a constraint (a limit). (a) True (b) False
  18. 18.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  19. 19.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) Yes (b) No
  20. 20.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.📋 Your team’s budget is ₹43. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  22. 22.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  23. 23.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) Yes (b) No
  24. 24.📋 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
  25. 25.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  26. 26.True or false: “keep ice for 1 hour” is a criterion (a goal). (a) True (b) False
  27. 27.🔍 Which is the odd one out? (a) spend at most ₹100 (b) use only paper and tape (c) roll at least 2 metres (d) finish in 40 minutes
  28. 28.🔍 Which is the odd one out? (a) hold up 500 g (b) finish in 40 minutes (c) spend at most ₹100 (d) use at most 20 straws
  29. 29.📋 Your team’s budget is ₹135. You must buy one roll of tape for ₹10. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  30. 30.📋 Your team’s budget is ₹16. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  31. 31.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  32. 32.🔍 Which is the odd one out? (a) finish in 40 minutes (b) lift a cup of water (c) hold up 500 g (d) roll at least 2 metres
  33. 33.📋 For a model bridge challenge, is “use at most 20 straws” a constraint or a criterion? (a) a criterion (b) a constraint
  34. 34.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  35. 35.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  36. 36.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  37. 37.📋 For a model bridge challenge, is “stand in a fan breeze” a constraint or a criterion? (a) a constraint (b) a criterion
  38. 38.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a criterion (b) a constraint
  39. 39.📋 Your team’s budget is ₹61. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  40. 40.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 650 g. Does it meet the criterion? (a) Yes (b) No

Answer key

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

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