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Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 593 · 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: ocean wave energy is a renewable energy source. (a) False (b) True
  2. 2.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3600 bottles?
  3. 3.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1650 bottles?
  4. 4.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
  5. 5.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  6. 6.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
  7. 7.True or false: natural gas is a renewable energy source. (a) True (b) False
  8. 8.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
  9. 9.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  10. 10.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  11. 11.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
  12. 12.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) reuse, recycle, reduce
  13. 13.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  14. 14.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3500 bottles?
  15. 15.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
  16. 16.Which of these is reduce (use less)? (a) melt glass into new jars (b) buy less packaging (c) reuse gift paper (d) plant in old tyres
  17. 17.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
  18. 18.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
  19. 19.True or false: biogas from waste is a renewable energy source. (a) False (b) True
  20. 20.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  21. 21.Which of these is reduce (use less)? (a) plant in old tyres (b) turn plastic into tiles (c) reuse gift paper (d) fix a dripping tap
  22. 22.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) pulp old paper (c) fix a dripping tap (d) switch off unused lights
  23. 23.Which of these is reduce (use less)? (a) pulp old paper (b) print on both sides (c) plant in old tyres (d) melt cans into new cans
  24. 24.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
  25. 25.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  26. 26.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) diesel (d) coal
  27. 27.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1000 bottles?
  28. 28.True or false: sunlight is a renewable energy source. (a) True (b) False
  29. 29.Which of these is reuse (use again)? (a) pulp old paper (b) melt glass into new jars (c) plant in old tyres (d) switch off unused lights
  30. 30.Which of these is reuse (use again)? (a) give old books away (b) melt cans into new cans (c) pulp old paper (d) melt glass into new jars
  31. 31.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
  32. 32.True or false: diesel is a non-renewable energy source. (a) True (b) False
  33. 33.True or false: coal is a renewable energy source. (a) False (b) True
  34. 34.True or false: wind is a non-renewable energy source. (a) True (b) False
  35. 35.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
  36. 36.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 500 bottles?
  37. 37.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  38. 38.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  39. 39.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
  40. 40.True or false: natural gas is a non-renewable energy source. (a) False (b) True

Answer key

  1. True
  2. 12
  3. 11
  4. 24
  5. 47
  6. reuse
  7. False
  8. reuse
  9. non-renewable
  10. renewable
  11. False
  12. reduce, reuse, recycle
  13. non-renewable
  14. 7
  15. reduce
  16. buy less packaging
  17. reuse
  18. reduce
  19. True
  20. renewable
  21. fix a dripping tap
  22. pulp old paper
  23. print on both sides
  24. 4
  25. non-renewable
  26. sunlight
  27. 2
  28. True
  29. plant in old tyres
  30. give old books away
  31. renewable
  32. True
  33. False
  34. False
  35. reuse
  36. 2
  37. non-renewable
  38. renewable
  39. recycle
  40. True

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