Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 868 · 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 reduce (use less)? (a) reuse gift paper (b) use a jar as a pen stand (c) give old books away (d) print on both sides
2. 2.♻️ Which energy source will never run out? (a) coal (b) diesel (c) sunlight (d) petrol
3. 3.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
5. 5.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 2750 bottles?
7. 7.Which of these is reuse (use again)? (a) switch off unused lights (b) pulp old paper (c) turn plastic into tiles (d) refill a water bottle
8. 8.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) reduce (c) recycle
9. 9.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 800 bottles?
10. 10.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
11. 11.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
12. 12.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) protects the future (d) lasts one day
13. 13.True or false: natural gas is a non-renewable energy source. (a) False (b) True
14. 14.Which of these is reuse (use again)? (a) buy less packaging (b) pulp old paper (c) plant in old tyres (d) turn plastic into tiles
15. 15.Which of these is reduce (use less)? (a) melt glass into new jars (b) pulp old paper (c) buy less packaging (d) turn plastic into tiles
16. 16.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
17. 17.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
19. 19.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
21. 21.♻️ 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?
22. 22.♻️ 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
23. 23.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
24. 24.True or false: biogas from waste is a renewable energy source. (a) False (b) True
25. 25.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 750 bottles?
27. 27.Which of these is recycle (make new things)? (a) fix a dripping tap (b) melt glass into new jars (c) give old books away (d) carry a cloth bag
28. 28.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1050 bottles?
29. 29.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
30. 30.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1100 bottles?
31. 31.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
32. 32.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
33. 33.True or false: coal is a renewable energy source. (a) False (b) True
34. 34.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
35. 35.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 300 bottles?
36. 36.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
37. 37.Which of these is recycle (make new things)? (a) melt cans into new cans (b) fix a dripping tap (c) give old books away (d) refill a water bottle
38. 38.Which of these is recycle (make new things)? (a) give old books away (b) pulp old paper (c) use a jar as a pen stand (d) plant in old tyres
39. 39.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
40. 40.Which of these is recycle (make new things)? (a) give old books away (b) use a jar as a pen stand (c) plant in old tyres (d) turn plastic into tiles

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