Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 388 · 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: switch off unused lights? (a) reduce (b) reuse (c) recycle
2. 2.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
3. 3.♻️ A sustainable design … (a) protects the future (b) lasts one day (c) uses the most plastic (d) wastes water
4. 4.Which of these is recycle (make new things)? (a) buy less packaging (b) melt glass into new jars (c) carry a cloth bag (d) use a jar as a pen stand
5. 5.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
6. 6.Which of these is reuse (use again)? (a) fix a dripping tap (b) use a jar as a pen stand (c) switch off unused lights (d) carry a cloth bag
7. 7.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) recycle, reuse, reduce (d) reduce, reuse, recycle
9. 9.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
10. 10.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
12. 12.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
13. 13.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
14. 14.Which of these is reduce (use less)? (a) plant in old tyres (b) melt glass into new jars (c) use a jar as a pen stand (d) carry a cloth bag
15. 15.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
16. 16.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
17. 17.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2400 bottles?
18. 18.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
19. 19.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
20. 20.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
23. 23.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) diesel (d) coal
24. 24.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2100 bottles?
25. 25.True or false: wind is a non-renewable energy source. (a) True (b) False
26. 26.Which of these is reuse (use again)? (a) reuse gift paper (b) print on both sides (c) melt glass into new jars (d) carry a cloth bag
27. 27.Which of these is reduce (use less)? (a) turn plastic into tiles (b) use a jar as a pen stand (c) print on both sides (d) plant in old tyres
28. 28.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 2250 bottles?
30. 30.Which of these is recycle (make new things)? (a) carry a cloth bag (b) use a jar as a pen stand (c) turn plastic into tiles (d) print on both sides
31. 31.Which of these is reduce (use less)? (a) reuse gift paper (b) buy less packaging (c) give old books away (d) turn plastic into tiles
32. 32.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
33. 33.Which of these is reuse (use again)? (a) buy less packaging (b) melt cans into new cans (c) carry a cloth bag (d) plant in old tyres
34. 34.♻️ A project report has 54 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
36. 36.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
37. 37.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4800 bottles?
38. 38.♻️ 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?
39. 39.True or false: natural gas is a non-renewable energy source. (a) True (b) False
40. 40.♻️ 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?

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