Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 338 · 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) reuse gift paper (b) pulp old paper (c) melt cans into new cans (d) fix a dripping tap
2. 2.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
3. 3.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1500 bottles?
4. 4.♻️ 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
5. 5.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) refill a water bottle (c) fix a dripping tap (d) melt glass into new jars
6. 6.True or false: coal is a renewable energy source. (a) True (b) False
7. 7.True or false: wind is a renewable energy source. (a) True (b) False
8. 8.♻️ Which energy source will never run out? (a) sunlight (b) diesel (c) petrol (d) coal
9. 9.Which of these is recycle (make new things)? (a) buy less packaging (b) give old books away (c) melt cans into new cans (d) print on both sides
10. 10.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
12. 12.True or false: natural gas is a non-renewable energy source. (a) True (b) False
13. 13.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
15. 15.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) protects the future (d) uses the most plastic
16. 16.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1800 bottles?
17. 17.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
19. 19.Which of these is recycle (make new things)? (a) pulp old paper (b) reuse gift paper (c) fix a dripping tap (d) buy less packaging
20. 20.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.Which of these is reduce (use less)? (a) melt cans into new cans (b) plant in old tyres (c) pulp old paper (d) carry a cloth bag
22. 22.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.True or false: diesel is a renewable energy source. (a) False (b) True
24. 24.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1100 bottles?
25. 25.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
26. 26.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
27. 27.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
28. 28.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1400 bottles?
29. 29.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
30. 30.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
32. 32.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) print on both sides (c) fix a dripping tap (d) give old books away
33. 33.Which of these is reuse (use again)? (a) buy less packaging (b) melt cans into new cans (c) plant in old tyres (d) turn plastic into tiles
34. 34.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2800 bottles?
35. 35.True or false: petrol is a non-renewable energy source. (a) True (b) False
36. 36.♻️ 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?
37. 37.True or false: sunlight is a non-renewable energy source. (a) True (b) False
38. 38.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
39. 39.Which of these is reduce (use less)? (a) give old books away (b) refill a water bottle (c) print on both sides (d) plant in old tyres
40. 40.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3200 bottles?

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