Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 901 · 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: coal is a renewable energy source. (a) True (b) False
2. 2.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
3. 3.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
4. 4.True or false: flowing river water is a renewable energy source. (a) True (b) False
5. 5.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reuse, recycle, reduce (d) reduce, reuse, recycle
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 3 weeks?
7. 7.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
8. 8.Which of these is recycle (make new things)? (a) melt cans into new cans (b) give old books away (c) plant in old tyres (d) buy less packaging
9. 9.True or false: coal is a non-renewable energy source. (a) False (b) True
10. 10.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
12. 12.Which of these is recycle (make new things)? (a) reuse gift paper (b) turn plastic into tiles (c) give old books away (d) fix a dripping tap
13. 13.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
14. 14.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
15. 15.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) print on both sides (c) fix a dripping tap (d) melt glass into new jars
16. 16.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
17. 17.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.True or false: sunlight is a non-renewable energy source. (a) True (b) False
19. 19.Which of these is reuse (use again)? (a) fix a dripping tap (b) carry a cloth bag (c) give old books away (d) turn plastic into tiles
20. 20.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
22. 22.♻️ A project report has 18 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) coal (d) sunlight
24. 24.Which of these is recycle (make new things)? (a) switch off unused lights (b) carry a cloth bag (c) buy less packaging (d) pulp old paper
25. 25.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
26. 26.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
27. 27.♻️ A sustainable design … (a) protects the future (b) wastes water (c) uses the most plastic (d) lasts one day
28. 28.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.True or false: natural gas is a renewable energy source. (a) False (b) True
30. 30.Which of these is reduce (use less)? (a) print on both sides (b) melt glass into new jars (c) use a jar as a pen stand (d) reuse gift paper
31. 31.Which of these is reuse (use again)? (a) melt cans into new cans (b) carry a cloth bag (c) reuse gift paper (d) print on both sides
32. 32.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
33. 33.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 300 bottles?
34. 34.Which of these is reduce (use less)? (a) refill a water bottle (b) give old books away (c) reuse gift paper (d) carry a cloth bag
35. 35.Which of these is recycle (make new things)? (a) refill a water bottle (b) give old books away (c) melt glass into new jars (d) use a jar as a pen stand
36. 36.♻️ 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?
37. 37.♻️ A project report has 30 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 750 bottles?
39. 39.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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