Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 780 · 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 renewable energy source. (a) False (b) True
2. 2.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
3. 3.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
4. 4.Which of these is reuse (use again)? (a) give old books away (b) pulp old paper (c) fix a dripping tap (d) carry a cloth bag
5. 5.Which of these is reduce (use less)? (a) give old books away (b) switch off unused lights (c) refill a water bottle (d) reuse gift paper
6. 6.True or false: diesel is a non-renewable energy source. (a) True (b) False
7. 7.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
8. 8.Which of these is recycle (make new things)? (a) switch off unused lights (b) fix a dripping tap (c) reuse gift paper (d) melt glass into new jars
9. 9.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
10. 10.♻️ A project report has 16 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
11. 11.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
12. 12.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
13. 13.♻️ A sustainable design … (a) uses the most plastic (b) protects the future (c) lasts one day (d) wastes water
14. 14.Which of these is reuse (use again)? (a) fix a dripping tap (b) buy less packaging (c) switch off unused lights (d) reuse gift paper
15. 15.♻️ Which energy source will never run out? (a) petrol (b) coal (c) diesel (d) sunlight
16. 16.Which of these is reduce (use less)? (a) plant in old tyres (b) pulp old paper (c) give old books away (d) buy less packaging
17. 17.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
18. 18.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) reuse (c) recycle
19. 19.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
20. 20.Which of these is recycle (make new things)? (a) reuse gift paper (b) give old books away (c) turn plastic into tiles (d) buy less packaging
21. 21.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) switch off unused lights (c) print on both sides (d) carry a cloth bag
22. 22.Which of these is recycle (make new things)? (a) give old books away (b) switch off unused lights (c) pulp old paper (d) use a jar as a pen stand
23. 23.True or false: coal is a non-renewable energy source. (a) False (b) True
24. 24.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
25. 25.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
26. 26.True or false: wind is a non-renewable energy source. (a) True (b) False
27. 27.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
28. 28.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
29. 29.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
30. 30.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) print on both sides (c) melt cans into new cans (d) refill a water bottle
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 7 weeks?
33. 33.♻️ A project report has 36 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
35. 35.Which of these is reuse (use again)? (a) buy less packaging (b) refill a water bottle (c) print on both sides (d) turn plastic into tiles
36. 36.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
37. 37.♻️ A project report has 50 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 150 recycled plastic bottles. How many benches can be made from 900 bottles?
39. 39.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False

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