Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 751 · 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.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
2. 2.Which of these is recycle (make new things)? (a) fix a dripping tap (b) melt cans into new cans (c) print on both sides (d) refill a water bottle
3. 3.Which of these is reduce (use less)? (a) fix a dripping tap (b) turn plastic into tiles (c) melt cans into new cans (d) give old books away
4. 4.True or false: flowing river water is a renewable energy source. (a) False (b) True
5. 5.Which of these is reuse (use again)? (a) fix a dripping tap (b) buy less packaging (c) refill a water bottle (d) turn plastic into tiles
6. 6.True or false: biogas from waste is a renewable energy source. (a) False (b) True
7. 7.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
8. 8.True or false: wind is a renewable energy source. (a) False (b) True
9. 9.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ 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
11. 11.True or false: natural gas is a renewable energy source. (a) True (b) False
12. 12.True or false: sunlight is a non-renewable energy source. (a) True (b) False
13. 13.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
14. 14.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
15. 15.Which of these is reuse (use again)? (a) switch off unused lights (b) buy less packaging (c) give old books away (d) turn plastic into tiles
16. 16.True or false: coal is a non-renewable energy source. (a) True (b) False
17. 17.Which of these is reuse (use again)? (a) fix a dripping tap (b) melt glass into new jars (c) pulp old paper (d) use a jar as a pen stand
18. 18.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3000 bottles?
19. 19.♻️ Which energy source will never run out? (a) coal (b) diesel (c) petrol (d) sunlight
20. 20.True or false: diesel is a non-renewable energy source. (a) True (b) False
21. 21.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
22. 22.Which of these is reduce (use less)? (a) buy less packaging (b) refill a water bottle (c) reuse gift paper (d) use a jar as a pen stand
23. 23.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
24. 24.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
26. 26.True or false: natural gas is a non-renewable energy source. (a) True (b) False
27. 27.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
28. 28.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
29. 29.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) uses the most plastic (d) protects the future
30. 30.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.Which of these is recycle (make new things)? (a) reuse gift paper (b) carry a cloth bag (c) melt glass into new jars (d) print on both sides
32. 32.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
33. 33.Which of these is recycle (make new things)? (a) pulp old paper (b) carry a cloth bag (c) give old books away (d) buy less packaging
34. 34.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
35. 35.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
36. 36.True or false: diesel is a renewable energy source. (a) False (b) True
37. 37.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 3150 bottles?
38. 38.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
39. 39.True or false: petrol is a renewable energy source. (a) True (b) False
40. 40.True or false: sunlight is a renewable energy source. (a) False (b) True

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