Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 63 · 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) buy less packaging (b) turn plastic into tiles (c) refill a water bottle (d) carry a cloth bag
2. 2.True or false: natural gas is a renewable energy source. (a) True (b) False
3. 3.True or false: flowing river water is a renewable energy source. (a) True (b) False
4. 4.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
6. 6.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
7. 7.♻️ A project report has 88 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
8. 8.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
9. 9.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
10. 10.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
11. 11.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
12. 12.True or false: sunlight is a renewable energy source. (a) False (b) True
13. 13.Which of these is recycle (make new things)? (a) switch off unused lights (b) melt cans into new cans (c) fix a dripping tap (d) give old books away
14. 14.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) carry a cloth bag (c) melt cans into new cans (d) turn plastic into tiles
15. 15.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
16. 16.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1400 bottles?
17. 17.♻️ Which energy source will never run out? (a) sunlight (b) petrol (c) diesel (d) coal
18. 18.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
19. 19.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) burn, bury, forget
20. 20.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
21. 21.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.♻️ A project report has 60 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4050 bottles?
25. 25.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
26. 26.♻️ A sustainable design … (a) uses the most plastic (b) lasts one day (c) protects the future (d) wastes water
27. 27.True or false: natural gas is a non-renewable energy source. (a) False (b) True
28. 28.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
29. 29.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
30. 30.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
32. 32.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 400 bottles?
33. 33.Which of these is reduce (use less)? (a) pulp old paper (b) fix a dripping tap (c) reuse gift paper (d) use a jar as a pen stand
34. 34.True or false: wind is a non-renewable energy source. (a) False (b) True
35. 35.Which of these is recycle (make new things)? (a) give old books away (b) fix a dripping tap (c) pulp old paper (d) refill a water bottle
36. 36.Which of these is reduce (use less)? (a) refill a water bottle (b) plant in old tyres (c) buy less packaging (d) turn plastic into tiles
37. 37.Which of these is reuse (use again)? (a) switch off unused lights (b) turn plastic into tiles (c) reuse gift paper (d) melt glass into new jars
38. 38.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
39. 39.True or false: coal is a non-renewable energy source. (a) True (b) False
40. 40.♻️ 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?

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