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Engineering Worksheet: Constraints and Criteria

Engineering lesson 4: Constraints and criteria · Set 513 · 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) goals a design must meet (b) the tools you use (c) the team names (d) the limits on money
  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.True or false: “stand in a fan breeze” is a constraint (a limit). (a) False (b) True
  4. 4.📋 For a model bridge challenge, is “lift a cup of water” a constraint or a criterion? (a) a constraint (b) a criterion
  5. 5.True or false: “float for 1 minute” is a criterion (a goal). (a) False (b) True
  6. 6.True or false: “use only paper and tape” is a constraint (a limit). (a) True (b) False
  7. 7.📋 Criterion: the model bridge must hold at least 200 g. In the test it held 350 g. Does it meet the criterion? (a) Yes (b) No
  8. 8.📋 Constraint: the tower must be no taller than 60 cm. The team’s tower is 56 cm tall. Is it within the constraint? (a) No (b) Yes
  9. 9.True or false: “carry 10 coins” is a constraint (a limit). (a) True (b) False
  10. 10.📋 Criterion: the model bridge must hold at least 400 g. In the test it held 450 g. Does it meet the criterion? (a) No (b) Yes
  11. 11.📋 A design meets every criterion but costs more than the budget. Is it acceptable? (a) no, it breaks a limit (b) yes, it works (c) only if it is red (d) yes, always
  12. 12.🔍 Which is the odd one out? (a) keep ice for 1 hour (b) be under 30 cm tall (c) use at most 20 straws (d) spend at most ₹100
  13. 13.📋 Constraint: the tower must be no taller than 100 cm. The team’s tower is 100 cm tall. Is it within the constraint? (a) No (b) Yes
  14. 14.📋 Your team’s budget is ₹50. You must buy one roll of tape for ₹5. Straws cost ₹2 each. What is the greatest number of straws you can buy?
  15. 15.True or false: “lift a cup of water” is a constraint (a limit). (a) True (b) False
  16. 16.🔍 Which is the odd one out? (a) use only paper and tape (b) stand in a fan breeze (c) keep ice for 1 hour (d) lift a cup of water
  17. 17.True or false: “keep ice for 1 hour” is a constraint (a limit). (a) True (b) False
  18. 18.📋 Constraint: the tower must be no taller than 50 cm. The team’s tower is 52 cm tall. Is it within the constraint? (a) Yes (b) No
  19. 19.📋 Criterion: the model bridge must hold at least 600 g. In the test it held 450 g. Does it meet the criterion? (a) Yes (b) No
  20. 20.📋 For a model bridge challenge, is “float for 1 minute” a constraint or a criterion? (a) a constraint (b) a criterion
  21. 21.📋 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
  22. 22.🔍 Which is the odd one out? (a) be under 30 cm tall (b) fit on a school desk (c) roll at least 2 metres (d) use only paper and tape
  23. 23.📋 For a model bridge challenge, is “keep ice for 1 hour” a constraint or a criterion? (a) a constraint (b) a criterion
  24. 24.📋 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
  25. 25.🔍 Which is the odd one out? (a) lift a cup of water (b) float for 1 minute (c) keep ice for 1 hour (d) finish in 40 minutes
  26. 26.True or false: “lift a cup of water” is a criterion (a goal). (a) False (b) True
  27. 27.📋 For a model bridge challenge, is “carry 10 coins” a constraint or a criterion? (a) a criterion (b) a constraint
  28. 28.📋 Criterion: the model bridge must hold at least 800 g. In the test it held 850 g. Does it meet the criterion? (a) No (b) Yes
  29. 29.🔍 Which is the odd one out? (a) be under 30 cm tall (b) use at most 20 straws (c) fit on a school desk (d) stand in a fan breeze
  30. 30.📋 For a model bridge challenge, is “fit on a school desk” a constraint or a criterion? (a) a criterion (b) a constraint
  31. 31.📋 Constraint: the tower must be no taller than 30 cm. The team’s tower is 34 cm tall. Is it within the constraint? (a) No (b) Yes
  32. 32.📋 Your team’s budget is ₹82. 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.🔍 Which is the odd one out? (a) float for 1 minute (b) finish in 40 minutes (c) be under 30 cm tall (d) use only paper and tape
  34. 34.True or false: “roll at least 2 metres” is a criterion (a goal). (a) False (b) True
  35. 35.True or false: “hold up 500 g” is a constraint (a limit). (a) False (b) True
  36. 36.📋 Your team’s budget is ₹26. You must buy one roll of tape for ₹20. Straws cost ₹1 each. What is the greatest number of straws you can buy?
  37. 37.📋 A constraint is … (a) a limit you must keep to (b) a goal for success (c) a kind of glue (d) a final test
  38. 38.True or false: “fit on a school desk” is a constraint (a limit). (a) False (b) True
  39. 39.True or false: “use only paper and tape” is a criterion (a goal). (a) False (b) True
  40. 40.📋 Criterion: the model bridge must hold at least 1000 g. In the test it held 1100 g. Does it meet the criterion? (a) Yes (b) No

Answer key

  1. goals a design must meet
  2. Yes
  3. False
  4. a criterion
  5. True
  6. True
  7. Yes
  8. Yes
  9. False
  10. Yes
  11. no, it breaks a limit
  12. keep ice for 1 hour
  13. Yes
  14. 22
  15. False
  16. use only paper and tape
  17. False
  18. No
  19. No
  20. a criterion
  21. No
  22. roll at least 2 metres
  23. a criterion
  24. Yes
  25. finish in 40 minutes
  26. True
  27. a criterion
  28. Yes
  29. stand in a fan breeze
  30. a constraint
  31. No
  32. 22
  33. float for 1 minute
  34. True
  35. False
  36. 6
  37. a limit you must keep to
  38. True
  39. False
  40. Yes

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