Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 748 · 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 reuse (use again)? (a) pulp old paper (b) fix a dripping tap (c) carry a cloth bag (d) give old books away
2. 2.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
3. 3.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
4. 4.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
5. 5.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
6. 6.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
8. 8.True or false: sunlight is a renewable energy source. (a) False (b) True
9. 9.Which of these is reduce (use less)? (a) refill a water bottle (b) reuse gift paper (c) turn plastic into tiles (d) print on both sides
10. 10.Which of these is reduce (use less)? (a) melt glass into new jars (b) refill a water bottle (c) fix a dripping tap (d) melt cans into new cans
11. 11.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.Which of these is reuse (use again)? (a) melt glass into new jars (b) use a jar as a pen stand (c) print on both sides (d) turn plastic into tiles
13. 13.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
14. 14.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
16. 16.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
17. 17.♻️ A sustainable design … (a) wastes water (b) protects the future (c) uses the most plastic (d) lasts one day
18. 18.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
20. 20.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2200 bottles?
21. 21.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.♻️ A project report has 98 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.True or false: wind is a renewable energy source. (a) True (b) False
24. 24.♻️ Which energy source will never run out? (a) coal (b) diesel (c) petrol (d) sunlight
25. 25.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) recycle, reuse, reduce (c) reuse, recycle, reduce (d) burn, bury, forget
26. 26.Which of these is reduce (use less)? (a) melt glass into new jars (b) buy less packaging (c) plant in old tyres (d) refill a water bottle
27. 27.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
28. 28.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 450 bottles?
29. 29.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
30. 30.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.True or false: petrol is a non-renewable energy source. (a) False (b) True
32. 32.♻️ A project report has 74 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
33. 33.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
34. 34.True or false: coal is a non-renewable energy source. (a) True (b) False
35. 35.True or false: petrol is a renewable energy source. (a) True (b) False
36. 36.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
37. 37.Which of these is reuse (use again)? (a) buy less packaging (b) fix a dripping tap (c) give old books away (d) carry a cloth bag
38. 38.Which of these is recycle (make new things)? (a) give old books away (b) melt cans into new cans (c) use a jar as a pen stand (d) fix a dripping tap
39. 39.Which of these is reduce (use less)? (a) switch off unused lights (b) refill a water bottle (c) give old books away (d) reuse gift paper
40. 40.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3300 bottles?

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