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Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 21 · 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.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) recycle, reuse, reduce
  2. 2.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 900 bottles?
  3. 3.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
  4. 4.♻️ A project report has 20 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  5. 5.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3500 bottles?
  6. 6.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
  7. 7.True or false: sunlight is a non-renewable energy source. (a) True (b) False
  8. 8.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
  9. 9.True or false: coal is a renewable energy source. (a) False (b) True
  10. 10.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
  11. 11.True or false: wind is a non-renewable energy source. (a) False (b) True
  12. 12.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  13. 13.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  14. 14.Which of these is reduce (use less)? (a) turn plastic into tiles (b) carry a cloth bag (c) melt cans into new cans (d) reuse gift paper
  15. 15.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
  16. 16.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
  17. 17.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) print on both sides (c) melt cans into new cans (d) switch off unused lights
  18. 18.Which of these is recycle (make new things)? (a) melt glass into new jars (b) print on both sides (c) fix a dripping tap (d) reuse gift paper
  19. 19.Which of these is reuse (use again)? (a) buy less packaging (b) pulp old paper (c) print on both sides (d) reuse gift paper
  20. 20.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  21. 21.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
  22. 22.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  23. 23.Which of these is reuse (use again)? (a) refill a water bottle (b) switch off unused lights (c) turn plastic into tiles (d) buy less packaging
  24. 24.♻️ 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?
  25. 25.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  26. 26.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
  27. 27.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
  28. 28.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
  29. 29.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
  30. 30.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
  31. 31.Which of these is reduce (use less)? (a) turn plastic into tiles (b) fix a dripping tap (c) melt glass into new jars (d) pulp old paper
  32. 32.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
  33. 33.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) turn plastic into tiles (c) reuse gift paper (d) print on both sides
  34. 34.♻️ Which energy source will never run out? (a) sunlight (b) diesel (c) petrol (d) coal
  35. 35.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
  36. 36.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
  37. 37.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1250 bottles?
  38. 38.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
  39. 39.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
  40. 40.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

Answer key

  1. reduce, reuse, recycle
  2. 6
  3. reuse
  4. 10
  5. 10
  6. 66
  7. False
  8. reduce
  9. False
  10. recycle
  11. False
  12. non-renewable
  13. non-renewable
  14. carry a cloth bag
  15. 33
  16. reuse
  17. melt cans into new cans
  18. melt glass into new jars
  19. reuse gift paper
  20. renewable
  21. 14
  22. renewable
  23. refill a water bottle
  24. 16
  25. 17
  26. reuse
  27. reduce
  28. 11
  29. 96
  30. reduce
  31. fix a dripping tap
  32. reuse
  33. turn plastic into tiles
  34. sunlight
  35. reduce
  36. reduce
  37. 5
  38. recycle
  39. non-renewable
  40. 31

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