Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 268 · 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.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
2. 2.♻️ 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
3. 3.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
5. 5.Which of these is reduce (use less)? (a) reuse gift paper (b) carry a cloth bag (c) turn plastic into tiles (d) give old books away
6. 6.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
7. 7.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
8. 8.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
9. 9.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) carry a cloth bag (c) buy less packaging (d) melt cans into new cans
10. 10.Which of these is recycle (make new things)? (a) buy less packaging (b) switch off unused lights (c) use a jar as a pen stand (d) turn plastic into tiles
11. 11.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1200 bottles?
12. 12.Which of these is recycle (make new things)? (a) print on both sides (b) refill a water bottle (c) melt cans into new cans (d) use a jar as a pen stand
13. 13.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
14. 14.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 400 bottles?
15. 15.♻️ Which energy source will never run out? (a) diesel (b) coal (c) sunlight (d) petrol
16. 16.Which of these is reduce (use less)? (a) buy less packaging (b) use a jar as a pen stand (c) turn plastic into tiles (d) refill a water bottle
17. 17.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
18. 18.True or false: flowing river water is a renewable energy source. (a) True (b) False
19. 19.♻️ A sustainable design … (a) protects the future (b) lasts one day (c) wastes water (d) uses the most plastic
20. 20.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
21. 21.Which of these is reuse (use again)? (a) switch off unused lights (b) print on both sides (c) fix a dripping tap (d) refill a water bottle
22. 22.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
23. 23.True or false: wind is a non-renewable energy source. (a) False (b) True
24. 24.♻️ A project report has 82 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
25. 25.Which of these is reuse (use again)? (a) print on both sides (b) melt cans into new cans (c) carry a cloth bag (d) plant in old tyres
26. 26.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
27. 27.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
28. 28.True or false: diesel is a non-renewable energy source. (a) False (b) True
29. 29.Which of these is reuse (use again)? (a) carry a cloth bag (b) give old books away (c) buy less packaging (d) switch off unused lights
30. 30.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) recycle (c) reduce
31. 31.♻️ A project report has 30 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
32. 32.♻️ A project report has 100 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
33. 33.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.Which of these is recycle (make new things)? (a) carry a cloth bag (b) refill a water bottle (c) buy less packaging (d) melt glass into new jars
35. 35.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
36. 36.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
37. 37.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
38. 38.Which of these is recycle (make new things)? (a) pulp old paper (b) carry a cloth bag (c) switch off unused lights (d) refill a water bottle
39. 39.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?

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