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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 103 · 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: “be under 30 cm tall” is a constraint (a limit). (a) False (b) True
  2. 2.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 900 g. Does it meet the criterion? (a) Yes (b) No
  3. 3.True or false: “float for 1 minute” is a constraint (a limit). (a) False (b) True
  4. 4.📋 A constraint is … (a) a final test (b) a goal for success (c) a kind of glue (d) a limit you must keep to
  5. 5.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 300 g. Does it meet the criterion? (a) Yes (b) No
  6. 6.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1150 g. Does it meet the criterion? (a) No (b) Yes
  7. 7.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  8. 8.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  9. 9.📋 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
  10. 10.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 550 g. Does it meet the criterion? (a) No (b) Yes
  11. 11.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a constraint (b) a criterion
  12. 12.🔍 Which is the odd one out? (a) carry 10 coins (b) fit on a school desk (c) use at most 20 straws (d) spend at most ₹100
  13. 13.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 24 cm tall. Is it within the constraint? (a) No (b) Yes
  14. 14.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  15. 15.📋 Your team’s budget is ₹74. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  16. 16.🔍 Which is the odd one out? (a) hold up 500 g (b) roll at least 2 metres (c) float for 1 minute (d) use at most 20 straws
  17. 17.🔍 Which is the odd one out? (a) finish in 40 minutes (b) fit on a school desk (c) roll at least 2 metres (d) spend at most ₹100
  18. 18.📋 For a model bridge challenge, is “finish in 40 minutes” a constraint or a criterion? (a) a criterion (b) a constraint
  19. 19.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 150 g. Does it meet the criterion? (a) No (b) Yes
  21. 21.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  22. 22.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a criterion (b) a constraint
  23. 23.📋 Constraint: the tower must be no taller than 40 cm. The team’s tower is 40 cm tall. Is it within the constraint? (a) Yes (b) No
  24. 24.📋 Your team’s budget is ₹71. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  25. 25.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  26. 26.📋 Your team’s budget is ₹61. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  27. 27.True or false: “spend at most ₹100” is a criterion (a goal). (a) False (b) True
  28. 28.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) use only paper and tape (c) float for 1 minute (d) roll at least 2 metres
  29. 29.📋 Your team’s budget is ₹26. You must buy one roll of tape for ₹10. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  30. 30.🔍 Which is the odd one out? (a) use at most 20 straws (b) spend at most ₹100 (c) use only paper and tape (d) hold up 500 g
  31. 31.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  32. 32.🔍 Which is the odd one out? (a) be under 30 cm tall (b) float for 1 minute (c) keep ice for 1 hour (d) hold up 500 g
  33. 33.True or false: “finish in 40 minutes” is a criterion (a goal). (a) False (b) True
  34. 34.🔍 Which is the odd one out? (a) finish in 40 minutes (b) stand in a fan breeze (c) spend at most ₹100 (d) be under 30 cm tall
  35. 35.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  36. 36.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 58 cm tall. Is it within the constraint? (a) Yes (b) No
  37. 37.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) float for 1 minute (c) hold up 500 g (d) spend at most ₹100
  38. 38.🔍 Which is the odd one out? (a) fit on a school desk (b) use at most 20 straws (c) use only paper and tape (d) float for 1 minute
  39. 39.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  40. 40.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 96 cm tall. Is it within the constraint? (a) Yes (b) No

Answer key

  1. True
  2. Yes
  3. False
  4. a limit you must keep to
  5. Yes
  6. Yes
  7. True
  8. 11
  9. Yes
  10. No
  11. a criterion
  12. carry 10 coins
  13. Yes
  14. True
  15. 17
  16. use at most 20 straws
  17. roll at least 2 metres
  18. a constraint
  19. a criterion
  20. No
  21. a constraint
  22. a criterion
  23. Yes
  24. 20
  25. True
  26. 28
  27. False
  28. use only paper and tape
  29. 16
  30. hold up 500 g
  31. a criterion
  32. be under 30 cm tall
  33. False
  34. stand in a fan breeze
  35. False
  36. Yes
  37. spend at most ₹100
  38. float for 1 minute
  39. False
  40. Yes

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