Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 416 · 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: refill a water bottle? (a) recycle (b) reduce (c) reuse
2. 2.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reduce, reuse, recycle (d) reuse, recycle, reduce
3. 3.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) sunlight (d) coal
4. 4.Which of these is recycle (make new things)? (a) pulp old paper (b) switch off unused lights (c) give old books away (d) reuse gift paper
5. 5.True or false: sunlight is a non-renewable energy source. (a) False (b) True
6. 6.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2100 bottles?
7. 7.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 5400 bottles?
10. 10.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
11. 11.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ 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?
13. 13.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
14. 14.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
15. 15.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
16. 16.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
17. 17.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) print on both sides (c) melt glass into new jars (d) carry a cloth bag
18. 18.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
19. 19.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
20. 20.Which of these is reduce (use less)? (a) give old books away (b) reuse gift paper (c) melt glass into new jars (d) buy less packaging
21. 21.True or false: coal is a non-renewable energy source. (a) False (b) True
22. 22.True or false: sunlight is a renewable energy source. (a) False (b) True
23. 23.Which of these is reduce (use less)? (a) fix a dripping tap (b) use a jar as a pen stand (c) pulp old paper (d) refill a water bottle
24. 24.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
25. 25.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
26. 26.True or false: diesel is a non-renewable energy source. (a) True (b) False
27. 27.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
29. 29.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) uses the most plastic (d) protects the future
31. 31.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 700 bottles?
32. 32.Which of these is recycle (make new things)? (a) melt cans into new cans (b) reuse gift paper (c) carry a cloth bag (d) use a jar as a pen stand
33. 33.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
35. 35.True or false: diesel is a renewable energy source. (a) False (b) True
36. 36.Which of these is reuse (use again)? (a) pulp old paper (b) fix a dripping tap (c) refill a water bottle (d) turn plastic into tiles
37. 37.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2000 bottles?
38. 38.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
39. 39.Which of these is recycle (make new things)? (a) melt glass into new jars (b) use a jar as a pen stand (c) carry a cloth bag (d) switch off unused lights
40. 40.True or false: wind is a renewable energy source. (a) True (b) False

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