Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 834 · 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 recycle (make new things)? (a) turn plastic into tiles (b) print on both sides (c) buy less packaging (d) give old books away
2. 2.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
3. 3.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) burn, bury, forget (c) recycle, reuse, reduce (d) reuse, recycle, reduce
4. 4.♻️ A project report has 26 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
5. 5.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
6. 6.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.True or false: wind is a non-renewable energy source. (a) False (b) True
8. 8.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
9. 9.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
10. 10.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
11. 11.Which of these is reduce (use less)? (a) pulp old paper (b) switch off unused lights (c) give old books away (d) turn plastic into tiles
12. 12.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
13. 13.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1050 bottles?
14. 14.♻️ A sustainable design … (a) protects the future (b) wastes water (c) uses the most plastic (d) lasts one day
15. 15.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.True or false: biogas from waste is a renewable energy source. (a) False (b) True
17. 17.Which of these is reuse (use again)? (a) buy less packaging (b) melt glass into new jars (c) give old books away (d) print on both sides
18. 18.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
19. 19.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
20. 20.Which of these is reduce (use less)? (a) melt cans into new cans (b) carry a cloth bag (c) refill a water bottle (d) melt glass into new jars
21. 21.True or false: wind is a renewable energy source. (a) False (b) True
22. 22.Which of these is reduce (use less)? (a) plant in old tyres (b) buy less packaging (c) use a jar as a pen stand (d) melt glass into new jars
23. 23.Which of these is reuse (use again)? (a) print on both sides (b) pulp old paper (c) reuse gift paper (d) melt cans into new cans
24. 24.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
25. 25.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) recycle (c) reduce
26. 26.True or false: sunlight is a renewable energy source. (a) False (b) True
27. 27.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
28. 28.True or false: diesel is a renewable energy source. (a) False (b) True
29. 29.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1800 bottles?
31. 31.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
32. 32.Which of these is reuse (use again)? (a) buy less packaging (b) melt cans into new cans (c) plant in old tyres (d) pulp old paper
33. 33.Which of these is reuse (use again)? (a) carry a cloth bag (b) print on both sides (c) use a jar as a pen stand (d) switch off unused lights
34. 34.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1500 bottles?
35. 35.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
36. 36.♻️ Which energy source will never run out? (a) sunlight (b) coal (c) petrol (d) diesel
37. 37.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
38. 38.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
39. 39.True or false: petrol is a non-renewable energy source. (a) True (b) False
40. 40.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?

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