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Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 445 · 40 questions
TalentJR

Engineer's tip (Reduce, reuse, recycle): Reduce = use less · reuse = use again · recycle = break down and remake. Renewable: sun, wind, water, biogas, waves. Non-renewable: coal, petrol, diesel, natural gas. Count savings with × and ÷: bags per week × weeks, bottles ÷ bottles per bench.

NameDateTime takenScore ___ / 40
  1. 1.True or false: diesel is a non-renewable energy source. (a) False (b) True
  2. 2.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
  3. 3.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  4. 4.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 900 bottles?
  5. 5.♻️ A project report has 96 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  6. 6.Which of these is reduce (use less)? (a) melt glass into new jars (b) melt cans into new cans (c) pulp old paper (d) print on both sides
  7. 7.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
  8. 8.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
  9. 9.True or false: wind is a renewable energy source. (a) False (b) True
  10. 10.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3000 bottles?
  11. 11.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 2250 bottles?
  12. 12.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  13. 13.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
  14. 14.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
  15. 15.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  16. 16.True or false: coal is a non-renewable energy source. (a) True (b) False
  17. 17.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  18. 18.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
  19. 19.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
  20. 20.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
  21. 21.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3600 bottles?
  22. 22.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) coal (d) sunlight
  23. 23.Which of these is recycle (make new things)? (a) refill a water bottle (b) buy less packaging (c) turn plastic into tiles (d) plant in old tyres
  24. 24.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  25. 25.♻️ A project report has 66 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  26. 26.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  27. 27.Which of these is recycle (make new things)? (a) carry a cloth bag (b) give old books away (c) fix a dripping tap (d) melt cans into new cans
  28. 28.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reuse, recycle, reduce (d) reduce, reuse, recycle
  29. 29.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
  30. 30.Which of these is reduce (use less)? (a) turn plastic into tiles (b) fix a dripping tap (c) refill a water bottle (d) reuse gift paper
  31. 31.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  32. 32.♻️ A project report has 42 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  33. 33.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
  34. 34.True or false: sunlight is a non-renewable energy source. (a) False (b) True
  35. 35.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) recycle (c) reuse
  36. 36.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) reduce (c) recycle
  37. 37.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
  38. 38.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
  39. 39.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 500 bottles?
  40. 40.♻️ A project report has 50 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

Answer key

  1. True
  2. 63
  3. renewable
  4. 2
  5. 48
  6. print on both sides
  7. recycle
  8. reuse
  9. True
  10. 6
  11. 9
  12. non-renewable
  13. reuse
  14. recycle
  15. non-renewable
  16. True
  17. renewable
  18. reuse
  19. False
  20. reuse
  21. 9
  22. sunlight
  23. turn plastic into tiles
  24. renewable
  25. 33
  26. non-renewable
  27. melt cans into new cans
  28. reduce, reuse, recycle
  29. 16
  30. fix a dripping tap
  31. non-renewable
  32. 21
  33. 21
  34. False
  35. reduce
  36. recycle
  37. reduce
  38. False
  39. 2
  40. 25

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