Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 545 · 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.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
2. 2.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
3. 3.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
4. 4.♻️ 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
5. 5.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
6. 6.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
7. 7.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
8. 8.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
10. 10.Which of these is recycle (make new things)? (a) carry a cloth bag (b) give old books away (c) fix a dripping tap (d) melt glass into new jars
11. 11.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 2700 bottles?
12. 12.Which of these is recycle (make new things)? (a) plant in old tyres (b) switch off unused lights (c) pulp old paper (d) refill a water bottle
13. 13.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
14. 14.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) lasts one day (d) protects the future
15. 15.True or false: wind is a renewable energy source. (a) False (b) True
16. 16.Which of these is reduce (use less)? (a) carry a cloth bag (b) use a jar as a pen stand (c) melt cans into new cans (d) turn plastic into tiles
17. 17.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
18. 18.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
19. 19.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
20. 20.Which of these is reuse (use again)? (a) print on both sides (b) buy less packaging (c) give old books away (d) carry a cloth bag
21. 21.Which of these is reduce (use less)? (a) reuse gift paper (b) use a jar as a pen stand (c) turn plastic into tiles (d) switch off unused lights
22. 22.True or false: natural gas is a renewable energy source. (a) False (b) True
23. 23.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reuse (c) reduce
24. 24.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
25. 25.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
26. 26.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reduce (c) reuse
27. 27.True or false: sunlight is a non-renewable energy source. (a) True (b) False
28. 28.Which of these is recycle (make new things)? (a) carry a cloth bag (b) reuse gift paper (c) turn plastic into tiles (d) print on both sides
29. 29.Which of these is reduce (use less)? (a) melt cans into new cans (b) buy less packaging (c) refill a water bottle (d) turn plastic into tiles
30. 30.True or false: coal is a renewable energy source. (a) True (b) False
31. 31.True or false: petrol is a renewable energy source. (a) True (b) False
32. 32.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 900 bottles?
33. 33.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 400 bottles?
34. 34.Which of these is reuse (use again)? (a) pulp old paper (b) melt cans into new cans (c) print on both sides (d) reuse gift paper
35. 35.Which of these is reuse (use again)? (a) pulp old paper (b) print on both sides (c) melt glass into new jars (d) refill a water bottle
36. 36.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 750 bottles?
37. 37.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
38. 38.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
40. 40.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse

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