Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 98 · 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 is the BEST order to think about waste? (a) burn, bury, forget (b) reduce, reuse, recycle (c) reuse, recycle, reduce (d) recycle, reuse, reduce
2. 2.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
3. 3.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
4. 4.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
5. 5.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
6. 6.Which of these is reduce (use less)? (a) melt glass into new jars (b) carry a cloth bag (c) use a jar as a pen stand (d) give old books away
7. 7.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) protects the future (d) uses the most plastic
8. 8.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
9. 9.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
11. 11.Which of these is reuse (use again)? (a) switch off unused lights (b) give old books away (c) buy less packaging (d) melt glass into new jars
12. 12.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
13. 13.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4500 bottles?
14. 14.Which of these is reduce (use less)? (a) melt cans into new cans (b) plant in old tyres (c) buy less packaging (d) turn plastic into tiles
15. 15.True or false: wind is a non-renewable energy source. (a) False (b) True
16. 16.Which of these is recycle (make new things)? (a) fix a dripping tap (b) switch off unused lights (c) melt glass into new jars (d) use a jar as a pen stand
17. 17.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2100 bottles?
18. 18.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
19. 19.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
20. 20.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
21. 21.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.True or false: coal is a non-renewable energy source. (a) True (b) False
23. 23.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 750 bottles?
24. 24.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reduce (c) reuse
25. 25.Which of these is recycle (make new things)? (a) buy less packaging (b) turn plastic into tiles (c) print on both sides (d) refill a water bottle
26. 26.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
27. 27.Which of these is recycle (make new things)? (a) give old books away (b) melt cans into new cans (c) switch off unused lights (d) refill a water bottle
28. 28.Which of these is reduce (use less)? (a) melt glass into new jars (b) plant in old tyres (c) use a jar as a pen stand (d) switch off unused lights
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.True or false: petrol is a non-renewable energy source. (a) False (b) True
31. 31.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
32. 32.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
33. 33.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1200 bottles?
34. 34.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
35. 35.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
36. 36.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.♻️ A project report has 58 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
39. 39.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?

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