Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 356 · 40 questions

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.

1. 1.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
2. 2.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.Which of these is reduce (use less)? (a) melt glass into new jars (b) pulp old paper (c) use a jar as a pen stand (d) switch off unused lights
5. 5.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) recycle, reuse, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
6. 6.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
7. 7.♻️ A project report has 52 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
8. 8.Which of these is reduce (use less)? (a) buy less packaging (b) use a jar as a pen stand (c) reuse gift paper (d) turn plastic into tiles
9. 9.♻️ A project report has 70 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
10. 10.♻️ Which energy source will never run out? (a) petrol (b) coal (c) sunlight (d) diesel
11. 11.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) reduce (c) recycle
12. 12.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1500 bottles?
13. 13.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
14. 14.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
15. 15.Which of these is reduce (use less)? (a) melt glass into new jars (b) refill a water bottle (c) turn plastic into tiles (d) print on both sides
16. 16.True or false: petrol is a renewable energy source. (a) True (b) False
17. 17.Which of these is recycle (make new things)? (a) carry a cloth bag (b) refill a water bottle (c) pulp old paper (d) print on both sides
18. 18.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
19. 19.♻️ A sustainable design … (a) protects the future (b) wastes water (c) uses the most plastic (d) lasts one day
20. 20.Which of these is reuse (use again)? (a) fix a dripping tap (b) print on both sides (c) turn plastic into tiles (d) use a jar as a pen stand
21. 21.♻️ A project report has 98 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.Which of these is reduce (use less)? (a) carry a cloth bag (b) give old books away (c) pulp old paper (d) refill a water bottle
24. 24.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
25. 25.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
26. 26.True or false: coal is a renewable energy source. (a) False (b) True
27. 27.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2000 bottles?
28. 28.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
29. 29.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
30. 30.True or false: sunlight is a non-renewable energy source. (a) True (b) False
31. 31.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
32. 32.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
33. 33.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.True or false: biogas from waste is a renewable energy source. (a) True (b) False
35. 35.Which of these is reuse (use again)? (a) switch off unused lights (b) melt glass into new jars (c) reuse gift paper (d) melt cans into new cans
36. 36.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
37. 37.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
38. 38.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.Which of these is recycle (make new things)? (a) fix a dripping tap (b) switch off unused lights (c) use a jar as a pen stand (d) turn plastic into tiles
40. 40.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle

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