Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 207 · 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 energy source will never run out? (a) coal (b) diesel (c) sunlight (d) petrol
2. 2.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
3. 3.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) recycle (c) reuse
4. 4.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
5. 5.True or false: diesel is a renewable energy source. (a) False (b) True
6. 6.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
7. 7.♻️ A project report has 38 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
8. 8.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
10. 10.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
11. 11.True or false: sunlight is a non-renewable energy source. (a) False (b) True
12. 12.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) reduce, reuse, recycle (c) burn, bury, forget (d) recycle, reuse, reduce
13. 13.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 450 bottles?
14. 14.True or false: petrol is a renewable energy source. (a) False (b) True
15. 15.Which of these is reuse (use again)? (a) buy less packaging (b) fix a dripping tap (c) carry a cloth bag (d) give old books away
16. 16.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
17. 17.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
18. 18.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
19. 19.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1500 bottles?
20. 20.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
22. 22.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1800 bottles?
23. 23.True or false: coal is a non-renewable energy source. (a) True (b) False
24. 24.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) print on both sides (c) switch off unused lights (d) turn plastic into tiles
25. 25.Which of these is recycle (make new things)? (a) reuse gift paper (b) melt cans into new cans (c) carry a cloth bag (d) give old books away
26. 26.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
27. 27.Which of these is reuse (use again)? (a) melt glass into new jars (b) carry a cloth bag (c) switch off unused lights (d) refill a water bottle
28. 28.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
29. 29.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
30. 30.♻️ 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?
31. 31.Which of these is recycle (make new things)? (a) fix a dripping tap (b) turn plastic into tiles (c) switch off unused lights (d) reuse gift paper
32. 32.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
33. 33.True or false: natural gas is a renewable energy source. (a) True (b) False
34. 34.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) protects the future (d) lasts one day
35. 35.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2200 bottles?
36. 36.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
37. 37.Which of these is recycle (make new things)? (a) melt glass into new jars (b) refill a water bottle (c) carry a cloth bag (d) switch off unused lights
38. 38.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
39. 39.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
40. 40.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable

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