Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 754 · 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 flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
2. 2.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
3. 3.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
4. 4.Which of these is recycle (make new things)? (a) melt cans into new cans (b) give old books away (c) use a jar as a pen stand (d) carry a cloth bag
5. 5.True or false: flowing river water is a renewable energy source. (a) True (b) False
6. 6.♻️ A sustainable design … (a) protects the future (b) lasts one day (c) wastes water (d) uses the most plastic
7. 7.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
8. 8.Which of these is reuse (use again)? (a) pulp old paper (b) carry a cloth bag (c) melt cans into new cans (d) give old books away
9. 9.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3000 bottles?
10. 10.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 5000 bottles?
11. 11.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.♻️ 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
14. 14.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
15. 15.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
16. 16.True or false: biogas from waste is a renewable energy source. (a) True (b) False
17. 17.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
18. 18.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
19. 19.True or false: wind is a non-renewable energy source. (a) True (b) False
20. 20.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
21. 21.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
22. 22.Which of these is reuse (use again)? (a) reuse gift paper (b) carry a cloth bag (c) melt glass into new jars (d) turn plastic into tiles
23. 23.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
24. 24.Which of these is reuse (use again)? (a) turn plastic into tiles (b) fix a dripping tap (c) print on both sides (d) plant in old tyres
25. 25.Which of these is reduce (use less)? (a) melt cans into new cans (b) give old books away (c) reuse gift paper (d) buy less packaging
26. 26.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 700 bottles?
27. 27.Which of these is recycle (make new things)? (a) melt glass into new jars (b) print on both sides (c) switch off unused lights (d) reuse gift paper
28. 28.♻️ A project report has 36 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
29. 29.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
30. 30.Which of these is reduce (use less)? (a) give old books away (b) use a jar as a pen stand (c) turn plastic into tiles (d) carry a cloth bag
31. 31.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
32. 32.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
33. 33.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
34. 34.True or false: natural gas is a renewable energy source. (a) False (b) True
35. 35.Which of these is reduce (use less)? (a) reuse gift paper (b) melt glass into new jars (c) fix a dripping tap (d) turn plastic into tiles
36. 36.♻️ 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?
37. 37.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 2750 bottles?
38. 38.Which of these is reduce (use less)? (a) refill a water bottle (b) melt cans into new cans (c) turn plastic into tiles (d) switch off unused lights
39. 39.Which of these is reuse (use again)? (a) melt glass into new jars (b) use a jar as a pen stand (c) melt cans into new cans (d) turn plastic into tiles
40. 40.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce

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