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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 1 · 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.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) finish in 40 minutes (c) roll at least 2 metres (d) carry 10 coins
  2. 2.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 26 cm tall. Is it within the constraint? (a) No (b) Yes
  3. 3.📋 Your team’s budget is ₹121. You must buy one roll of tape for ₹5. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  4. 4.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  5. 5.📋 Criteria are … (a) goals a design must meet (b) the team names (c) the tools you use (d) the limits on money
  6. 6.True or false: “spend at most ₹100” is a criterion (a goal). (a) True (b) False
  7. 7.True or false: “finish in 40 minutes” is a constraint (a limit). (a) False (b) True
  8. 8.📋 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
  9. 9.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 200 g. Does it meet the criterion? (a) Yes (b) No
  10. 10.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 50 cm tall. Is it within the constraint? (a) Yes (b) No
  11. 11.True or false: “stand in a fan breeze” is a constraint (a limit). (a) True (b) False
  12. 12.📋 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?
  13. 13.📋 Your team’s budget is ₹40. You must buy one roll of tape for ₹15. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  14. 14.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  15. 15.📋 For a model bridge challenge, is “hold up 500 g” a constraint or a criterion? (a) a criterion (b) a constraint
  16. 16.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  17. 17.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 92 cm tall. Is it within the constraint? (a) Yes (b) No
  18. 18.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) use at most 20 straws (c) float for 1 minute (d) carry 10 coins
  19. 19.📋 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?
  20. 20.🔍 Which is the odd one out? (a) fit on a school desk (b) lift a cup of water (c) roll at least 2 metres (d) hold up 500 g
  21. 21.🔍 Which is the odd one out? (a) finish in 40 minutes (b) spend at most ₹100 (c) use at most 20 straws (d) keep ice for 1 hour
  22. 22.📋 For a model bridge challenge, is “roll at least 2 metres” a constraint or a criterion? (a) a constraint (b) a criterion
  23. 23.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  24. 24.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  25. 25.📋 Your team’s budget is ₹70. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  26. 26.📋 Your team’s budget is ₹45. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  27. 27.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  28. 28.📋 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
  29. 29.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) Yes (b) No
  30. 30.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  31. 31.📋 Constraint: the tower must be no taller than 70 cm. The team’s tower is 64 cm tall. Is it within the constraint? (a) No (b) Yes
  32. 32.📋 Your team’s budget is ₹99. You must buy one roll of tape for ₹15. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  33. 33.True or false: “fit on a school desk” is a criterion (a goal). (a) True (b) False
  34. 34.📋 Your team’s budget is ₹62. You must buy one roll of tape for ₹5. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  35. 35.📋 Constraint: the tower must be no taller than 90 cm. The team’s tower is 88 cm tall. Is it within the constraint? (a) No (b) Yes
  36. 36.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  37. 37.📋 Your team’s budget is ₹32. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  38. 38.🔍 Which is the odd one out? (a) be under 30 cm tall (b) fit on a school desk (c) spend at most ₹100 (d) carry 10 coins
  39. 39.True or false: “lift a cup of water” is a constraint (a limit). (a) False (b) True
  40. 40.True or false: “fit on a school desk” is a constraint (a limit). (a) True (b) False

Answer key

  1. finish in 40 minutes
  2. Yes
  3. 29
  4. a constraint
  5. goals a design must meet
  6. False
  7. True
  8. No
  9. Yes
  10. Yes
  11. False
  12. 11
  13. 25
  14. False
  15. a criterion
  16. True
  17. No
  18. use at most 20 straws
  19. 11
  20. fit on a school desk
  21. keep ice for 1 hour
  22. a criterion
  23. False
  24. No
  25. 13
  26. 5
  27. a criterion
  28. Yes
  29. Yes
  30. False
  31. Yes
  32. 28
  33. False
  34. 19
  35. Yes
  36. True
  37. 7
  38. carry 10 coins
  39. False
  40. True

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