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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 234 · 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.📋 For a model bridge challenge, is “spend at most ₹100” a constraint or a criterion? (a) a constraint (b) a criterion
  2. 2.True or false: “roll at least 2 metres” is a constraint (a limit). (a) True (b) False
  3. 3.📋 Your team’s budget is ₹10. 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.True or false: “stand in a fan breeze” is a criterion (a goal). (a) False (b) True
  5. 5.True or false: “finish in 40 minutes” is a constraint (a limit). (a) True (b) False
  6. 6.True or false: “hold up 500 g” is a constraint (a limit). (a) True (b) False
  7. 7.🔍 Which is the odd one out? (a) roll at least 2 metres (b) carry 10 coins (c) spend at most ₹100 (d) lift a cup of water
  8. 8.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 82 cm tall. Is it within the constraint? (a) Yes (b) No
  9. 9.🔍 Which is the odd one out? (a) roll at least 2 metres (b) stand in a fan breeze (c) float for 1 minute (d) finish in 40 minutes
  10. 10.📋 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
  11. 11.True or false: “fit on a school desk” is a criterion (a goal). (a) False (b) True
  12. 12.True or false: “spend at most ₹100” is a constraint (a limit). (a) False (b) True
  13. 13.True or false: “roll at least 2 metres” is a criterion (a goal). (a) True (b) False
  14. 14.📋 Your team’s budget is ₹163. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  15. 15.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 24 cm tall. Is it within the constraint? (a) Yes (b) No
  16. 16.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 250 g. Does it meet the criterion? (a) Yes (b) No
  17. 17.📋 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
  18. 18.📋 A constraint is … (a) a limit you must keep to (b) a final test (c) a kind of glue (d) a goal for success
  19. 19.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a constraint (b) a criterion
  20. 20.🔍 Which is the odd one out? (a) finish in 40 minutes (b) use only paper and tape (c) float for 1 minute (d) fit on a school desk
  21. 21.📋 Criteria are … (a) the team names (b) the tools you use (c) the limits on money (d) goals a design must meet
  22. 22.📋 Criterion: the model bridge must hold at least 900 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  23. 23.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  24. 24.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a criterion (b) a constraint
  25. 25.🔍 Which is the odd one out? (a) finish in 40 minutes (b) spend at most ₹100 (c) be under 30 cm tall (d) carry 10 coins
  26. 26.📋 Criterion: the model bridge must hold at least 500 g. In the test it held 600 g. Does it meet the criterion? (a) Yes (b) No
  27. 27.📋 Your team’s budget is ₹49. You must buy one roll of tape for ₹20. Straws cost ₹5 each. What is the greatest number of straws you can buy?
  28. 28.📋 Your team’s budget is ₹65. You must buy one roll of tape for ₹10. Straws cost ₹3 each. What is the greatest number of straws you can buy?
  29. 29.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  30. 30.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a criterion (b) a constraint
  31. 31.🔍 Which is the odd one out? (a) fit on a school desk (b) stand in a fan breeze (c) float for 1 minute (d) hold up 500 g
  32. 32.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 400 g. Does it meet the criterion? (a) No (b) Yes
  33. 33.📋 Criterion: the model bridge must hold at least 300 g. In the test it held 300 g. Does it meet the criterion? (a) No (b) Yes
  34. 34.📋 Your team’s budget is ₹132. You must buy one roll of tape for ₹15. Straws cost ₹4 each. What is the greatest number of straws you can buy?
  35. 35.📋 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) no, it breaks a limit (d) yes, always
  36. 36.📋 Constraint: the tower must be no taller than 80 cm. The team’s tower is 74 cm tall. Is it within the constraint? (a) Yes (b) No
  37. 37.📋 Criterion: the model bridge must hold at least 700 g. In the test it held 750 g. Does it meet the criterion? (a) No (b) Yes
  38. 38.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) carry 10 coins (c) roll at least 2 metres (d) use only paper and tape
  39. 39.True or false: “hold up 500 g” is a criterion (a goal). (a) True (b) False
  40. 40.🔍 Which is the odd one out? (a) float for 1 minute (b) hold up 500 g (c) use at most 20 straws (d) carry 10 coins

Answer key

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

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