Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 572 · 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) True (b) False
2. 2.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2000 bottles?
3. 3.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) reuse gift paper (c) use a jar as a pen stand (d) print on both sides
4. 4.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) reuse, recycle, reduce
5. 5.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
6. 6.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
7. 7.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
8. 8.Which of these is reduce (use less)? (a) give old books away (b) buy less packaging (c) melt cans into new cans (d) plant in old tyres
9. 9.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) protects the future (d) wastes water
10. 10.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.Which of these is reuse (use again)? (a) refill a water bottle (b) print on both sides (c) turn plastic into tiles (d) carry a cloth bag
12. 12.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1050 bottles?
13. 13.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
14. 14.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
15. 15.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
16. 16.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4400 bottles?
17. 17.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reduce (c) reuse
18. 18.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
19. 19.Which of these is reuse (use again)? (a) print on both sides (b) give old books away (c) turn plastic into tiles (d) switch off unused lights
20. 20.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
23. 23.True or false: sunlight is a renewable energy source. (a) False (b) True
24. 24.True or false: wind is a non-renewable energy source. (a) True (b) False
25. 25.Which of these is recycle (make new things)? (a) switch off unused lights (b) carry a cloth bag (c) melt cans into new cans (d) fix a dripping tap
26. 26.Which of these is reduce (use less)? (a) give old books away (b) melt cans into new cans (c) turn plastic into tiles (d) carry a cloth bag
27. 27.True or false: diesel is a renewable energy source. (a) False (b) True
28. 28.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
29. 29.Which of these is recycle (make new things)? (a) reuse gift paper (b) switch off unused lights (c) pulp old paper (d) give old books away
30. 30.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.True or false: natural gas is a non-renewable energy source. (a) True (b) False
32. 32.True or false: flowing river water is a renewable energy source. (a) False (b) True
33. 33.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
34. 34.True or false: coal is a non-renewable energy source. (a) True (b) False
35. 35.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) reduce (c) recycle
36. 36.♻️ A project report has 96 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
39. 39.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1000 bottles?
40. 40.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?

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