Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 756 · 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.Which of these is recycle (make new things)? (a) pulp old paper (b) plant in old tyres (c) refill a water bottle (d) carry a cloth bag
2. 2.Which of these is recycle (make new things)? (a) print on both sides (b) reuse gift paper (c) refill a water bottle (d) turn plastic into tiles
3. 3.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 700 bottles?
4. 4.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
5. 5.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.True or false: wind is a renewable energy source. (a) False (b) True
7. 7.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) reduce, reuse, recycle
8. 8.♻️ A sustainable design … (a) protects the future (b) lasts one day (c) wastes water (d) uses the most plastic
9. 9.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
10. 10.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
11. 11.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1050 bottles?
12. 12.True or false: biogas from waste is a renewable energy source. (a) False (b) True
13. 13.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2400 bottles?
14. 14.Which of these is reduce (use less)? (a) carry a cloth bag (b) melt glass into new jars (c) melt cans into new cans (d) plant in old tyres
15. 15.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) coal (d) sunlight
16. 16.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
17. 17.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
19. 19.Which of these is reduce (use less)? (a) refill a water bottle (b) buy less packaging (c) give old books away (d) plant in old tyres
20. 20.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
21. 21.Which of these is reuse (use again)? (a) switch off unused lights (b) fix a dripping tap (c) melt glass into new jars (d) give old books away
22. 22.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
24. 24.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
25. 25.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
26. 26.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
27. 27.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.Which of these is recycle (make new things)? (a) reuse gift paper (b) melt cans into new cans (c) plant in old tyres (d) print on both sides
29. 29.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2800 bottles?
30. 30.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
31. 31.Which of these is reduce (use less)? (a) turn plastic into tiles (b) plant in old tyres (c) pulp old paper (d) switch off unused lights
32. 32.True or false: natural gas is a renewable energy source. (a) False (b) True
33. 33.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
34. 34.Which of these is reduce (use less)? (a) plant in old tyres (b) use a jar as a pen stand (c) melt cans into new cans (d) fix a dripping tap
35. 35.Which of these is reuse (use again)? (a) pulp old paper (b) buy less packaging (c) print on both sides (d) refill a water bottle
36. 36.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
37. 37.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
38. 38.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.True or false: flowing river water is a non-renewable energy source. (a) False (b) True

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