Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 425 · 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) use a jar as a pen stand (b) melt glass into new jars (c) plant in old tyres (d) carry a cloth bag
2. 2.True or false: coal is a non-renewable energy source. (a) False (b) True
3. 3.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) sunlight (d) coal
4. 4.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) recycle, reuse, reduce (c) burn, bury, forget (d) reuse, recycle, reduce
5. 5.Which of these is reuse (use again)? (a) reuse gift paper (b) turn plastic into tiles (c) print on both sides (d) switch off unused lights
6. 6.True or false: wind is a renewable energy source. (a) True (b) False
7. 7.Which of these is reuse (use again)? (a) carry a cloth bag (b) give old books away (c) pulp old paper (d) switch off unused lights
8. 8.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.True or false: biogas from waste is a renewable energy source. (a) True (b) False
10. 10.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
11. 11.♻️ A sustainable design … (a) wastes water (b) lasts one day (c) uses the most plastic (d) protects the future
12. 12.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
13. 13.True or false: wind is a non-renewable energy source. (a) False (b) True
14. 14.Which of these is reuse (use again)? (a) refill a water bottle (b) melt glass into new jars (c) turn plastic into tiles (d) melt cans into new cans
15. 15.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
16. 16.♻️ A project report has 54 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
17. 17.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
19. 19.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
20. 20.Which of these is recycle (make new things)? (a) carry a cloth bag (b) reuse gift paper (c) melt cans into new cans (d) print on both sides
21. 21.Which of these is recycle (make new things)? (a) give old books away (b) melt glass into new jars (c) refill a water bottle (d) switch off unused lights
22. 22.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.Which of these is recycle (make new things)? (a) plant in old tyres (b) turn plastic into tiles (c) use a jar as a pen stand (d) carry a cloth bag
24. 24.Which of these is reduce (use less)? (a) refill a water bottle (b) reuse gift paper (c) print on both sides (d) turn plastic into tiles
25. 25.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
26. 26.Which of these is reuse (use again)? (a) melt glass into new jars (b) use a jar as a pen stand (c) fix a dripping tap (d) turn plastic into tiles
27. 27.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
28. 28.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) reduce (c) recycle
29. 29.Which of these is reuse (use again)? (a) melt glass into new jars (b) melt cans into new cans (c) plant in old tyres (d) print on both sides
30. 30.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
31. 31.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
32. 32.Which of these is recycle (make new things)? (a) give old books away (b) pulp old paper (c) reuse gift paper (d) plant in old tyres
33. 33.True or false: natural gas is a non-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 family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
36. 36.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1800 bottles?
37. 37.Which of these is reduce (use less)? (a) buy less packaging (b) give old books away (c) melt glass into new jars (d) refill a water bottle
38. 38.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
39. 39.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
40. 40.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce

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