Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 468 · 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: flowing river water is a non-renewable energy source. (a) False (b) True
2. 2.Which of these is reuse (use again)? (a) refill a water bottle (b) turn plastic into tiles (c) melt glass into new jars (d) fix a dripping tap
3. 3.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1500 bottles?
5. 5.Which of these is reduce (use less)? (a) reuse gift paper (b) use a jar as a pen stand (c) print on both sides (d) melt glass into new jars
6. 6.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reduce (c) reuse
7. 7.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
8. 8.♻️ 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?
9. 9.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
10. 10.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
11. 11.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
12. 12.Which of these is recycle (make new things)? (a) refill a water bottle (b) reuse gift paper (c) pulp old paper (d) print on both sides
13. 13.♻️ A sustainable design … (a) protects the future (b) uses the most plastic (c) wastes water (d) lasts one day
14. 14.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reuse, recycle, reduce (d) reduce, reuse, recycle
15. 15.Which of these is reduce (use less)? (a) carry a cloth bag (b) refill a water bottle (c) plant in old tyres (d) use a jar as a pen stand
16. 16.Which of these is reuse (use again)? (a) switch off unused lights (b) carry a cloth bag (c) melt cans into new cans (d) plant in old tyres
17. 17.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
18. 18.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
19. 19.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.True or false: wind is a renewable energy source. (a) True (b) False
21. 21.True or false: petrol is a renewable energy source. (a) True (b) False
22. 22.Which of these is reuse (use again)? (a) switch off unused lights (b) carry a cloth bag (c) print on both sides (d) give old books away
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.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
25. 25.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
26. 26.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) reduce (c) recycle
27. 27.True or false: sunlight is a renewable energy source. (a) False (b) True
28. 28.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.Which of these is reduce (use less)? (a) reuse gift paper (b) switch off unused lights (c) refill a water bottle (d) melt glass into new jars
30. 30.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3600 bottles?
31. 31.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
32. 32.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1050 bottles?
33. 33.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1000 bottles?
34. 34.Which of these is recycle (make new things)? (a) fix a dripping tap (b) use a jar as a pen stand (c) switch off unused lights (d) melt glass into new jars
35. 35.True or false: coal is a non-renewable energy source. (a) False (b) True
36. 36.Which of these is reuse (use again)? (a) fix a dripping tap (b) turn plastic into tiles (c) melt cans into new cans (d) use a jar as a pen stand
37. 37.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
38. 38.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
39. 39.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.True or false: petrol is a non-renewable energy source. (a) False (b) True

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