Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 776 · 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: biogas from waste is a renewable energy source. (a) False (b) True
2. 2.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) coal (d) sunlight
3. 3.Which of these is reduce (use less)? (a) refill a water bottle (b) carry a cloth bag (c) melt glass into new jars (d) give old books away
4. 4.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
5. 5.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
6. 6.True or false: natural gas is a renewable energy source. (a) False (b) True
7. 7.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
8. 8.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1000 bottles?
9. 9.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
10. 10.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
11. 11.True or false: natural gas is a non-renewable energy source. (a) False (b) True
12. 12.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
14. 14.Which of these is reduce (use less)? (a) melt glass into new jars (b) use a jar as a pen stand (c) fix a dripping tap (d) refill a water bottle
15. 15.Which of these is recycle (make new things)? (a) refill a water bottle (b) switch off unused lights (c) turn plastic into tiles (d) give old books away
16. 16.♻️ 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
17. 17.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
18. 18.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
19. 19.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
20. 20.Which of these is reduce (use less)? (a) plant in old tyres (b) use a jar as a pen stand (c) reuse gift paper (d) buy less packaging
21. 21.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
23. 23.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reuse (c) reduce
24. 24.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
25. 25.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) turn plastic into tiles (c) give old books away (d) switch off unused lights
26. 26.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
27. 27.True or false: diesel is a non-renewable energy source. (a) True (b) False
28. 28.Which of these is reuse (use again)? (a) refill a water bottle (b) carry a cloth bag (c) buy less packaging (d) pulp old paper
29. 29.Which of these is recycle (make new things)? (a) plant in old tyres (b) pulp old paper (c) carry a cloth bag (d) reuse gift paper
30. 30.♻️ A project report has 90 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.♻️ 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?
32. 32.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
33. 33.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
34. 34.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) protects the future (d) uses the most plastic
35. 35.True or false: sunlight is a non-renewable energy source. (a) True (b) False
36. 36.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
37. 37.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 500 bottles?
38. 38.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
39. 39.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
40. 40.♻️ A project report has 54 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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