Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 724 · 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 recycle (make new things)? (a) give old books away (b) refill a water bottle (c) buy less packaging (d) melt cans into new cans
2. 2.Which of these is reduce (use less)? (a) melt glass into new jars (b) print on both sides (c) reuse gift paper (d) use a jar as a pen stand
3. 3.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.♻️ A project report has 100 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
5. 5.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
7. 7.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
8. 8.Which of these is reuse (use again)? (a) melt cans into new cans (b) refill a water bottle (c) print on both sides (d) fix a dripping tap
9. 9.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 800 bottles?
10. 10.Which of these is reuse (use again)? (a) pulp old paper (b) use a jar as a pen stand (c) turn plastic into tiles (d) print on both sides
11. 11.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) give old books away (c) buy less packaging (d) plant in old tyres
12. 12.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
13. 13.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
14. 14.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.True or false: wind is a non-renewable energy source. (a) True (b) False
16. 16.True or false: coal is a renewable energy source. (a) False (b) True
17. 17.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
18. 18.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
19. 19.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ A project report has 44 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
21. 21.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) carry a cloth bag (c) refill a water bottle (d) turn plastic into tiles
22. 22.♻️ 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?
23. 23.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 5400 bottles?
24. 24.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 300 bottles?
25. 25.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
26. 26.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2400 bottles?
27. 27.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.True or false: natural gas is a renewable energy source. (a) True (b) False
29. 29.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
30. 30.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
32. 32.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reduce, reuse, recycle (c) burn, bury, forget (d) reuse, recycle, reduce
33. 33.Which of these is reduce (use less)? (a) pulp old paper (b) refill a water bottle (c) carry a cloth bag (d) use a jar as a pen stand
34. 34.True or false: sunlight is a renewable energy source. (a) False (b) True
35. 35.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
36. 36.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
37. 37.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1750 bottles?
38. 38.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
39. 39.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.True or false: coal is a non-renewable energy source. (a) False (b) True

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