Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 639 · 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.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
2. 2.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
3. 3.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
4. 4.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1200 bottles?
5. 5.Which of these is reuse (use again)? (a) carry a cloth bag (b) plant in old tyres (c) melt cans into new cans (d) melt glass into new jars
6. 6.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
7. 7.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
8. 8.Which of these is reuse (use again)? (a) buy less packaging (b) pulp old paper (c) fix a dripping tap (d) give old books away
9. 9.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
11. 11.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.Which of these is reduce (use less)? (a) plant in old tyres (b) switch off unused lights (c) pulp old paper (d) reuse gift paper
14. 14.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
15. 15.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
16. 16.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
17. 17.Which of these is reuse (use again)? (a) carry a cloth bag (b) pulp old paper (c) use a jar as a pen stand (d) turn plastic into tiles
18. 18.True or false: wind is a renewable energy source. (a) True (b) False
19. 19.True or false: coal is a non-renewable energy source. (a) False (b) True
20. 20.Which of these is reduce (use less)? (a) reuse gift paper (b) refill a water bottle (c) give old books away (d) print on both sides
21. 21.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
22. 22.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2450 bottles?
23. 23.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
24. 24.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
25. 25.True or false: sunlight is a renewable energy source. (a) False (b) True
26. 26.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
27. 27.Which of these is reduce (use less)? (a) give old books away (b) carry a cloth bag (c) reuse gift paper (d) pulp old paper
28. 28.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
29. 29.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.Which of these is reuse (use again)? (a) melt glass into new jars (b) reuse gift paper (c) print on both sides (d) fix a dripping tap
31. 31.Which of these is recycle (make new things)? (a) print on both sides (b) buy less packaging (c) fix a dripping tap (d) melt glass into new jars
32. 32.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) reduce, reuse, recycle
33. 33.♻️ 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?
34. 34.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
35. 35.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
36. 36.Which of these is recycle (make new things)? (a) fix a dripping tap (b) melt cans into new cans (c) use a jar as a pen stand (d) buy less packaging
37. 37.Which of these is recycle (make new things)? (a) fix a dripping tap (b) give old books away (c) turn plastic into tiles (d) buy less packaging
38. 38.True or false: diesel is a non-renewable energy source. (a) True (b) False
39. 39.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1000 bottles?
40. 40.♻️ A project report has 72 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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