Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 745 · 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 is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reuse, recycle, reduce (d) reduce, reuse, recycle
2. 2.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
3. 3.Which of these is reduce (use less)? (a) pulp old paper (b) plant in old tyres (c) buy less packaging (d) reuse gift paper
4. 4.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3850 bottles?
5. 5.♻️ A sustainable design … (a) protects the future (b) uses the most plastic (c) lasts one day (d) wastes water
6. 6.♻️ A project report has 38 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
7. 7.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
8. 8.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.Which of these is recycle (make new things)? (a) reuse gift paper (b) carry a cloth bag (c) pulp old paper (d) give old books away
10. 10.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
11. 11.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
13. 13.♻️ A project report has 16 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
14. 14.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.Which of these is reduce (use less)? (a) turn plastic into tiles (b) give old books away (c) melt cans into new cans (d) print on both sides
16. 16.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4400 bottles?
17. 17.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
18. 18.Which of these is recycle (make new things)? (a) print on both sides (b) buy less packaging (c) refill a water bottle (d) turn plastic into tiles
19. 19.Which of these is reuse (use again)? (a) melt cans into new cans (b) melt glass into new jars (c) use a jar as a pen stand (d) turn plastic into tiles
20. 20.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
21. 21.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
22. 22.Which of these is recycle (make new things)? (a) buy less packaging (b) give old books away (c) plant in old tyres (d) melt cans into new cans
23. 23.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
24. 24.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
25. 25.True or false: flowing river water is a renewable energy source. (a) False (b) True
26. 26.True or false: wind is a non-renewable energy source. (a) True (b) False
27. 27.True or false: petrol is a renewable energy source. (a) False (b) True
28. 28.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
29. 29.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1250 bottles?
30. 30.Which of these is reduce (use less)? (a) melt glass into new jars (b) give old books away (c) switch off unused lights (d) turn plastic into tiles
31. 31.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
32. 32.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
33. 33.True or false: sunlight is a non-renewable energy source. (a) False (b) True
34. 34.Which of these is reuse (use again)? (a) refill a water bottle (b) fix a dripping tap (c) switch off unused lights (d) buy less packaging
35. 35.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
36. 36.True or false: sunlight is a renewable energy source. (a) False (b) True
37. 37.True or false: coal is a renewable energy source. (a) True (b) False
38. 38.True or false: natural gas is a renewable energy source. (a) False (b) True
39. 39.♻️ 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?
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 7 weeks?

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