Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 877 · 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.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
2. 2.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) reduce, reuse, recycle (d) recycle, reuse, reduce
4. 4.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
5. 5.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) print on both sides (c) pulp old paper (d) melt cans into new cans
6. 6.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
7. 7.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
8. 8.Which of these is reduce (use less)? (a) melt glass into new jars (b) give old books away (c) refill a water bottle (d) carry a cloth bag
9. 9.Which of these is reduce (use less)? (a) pulp old paper (b) switch off unused lights (c) refill a water bottle (d) melt glass into new jars
10. 10.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
12. 12.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
13. 13.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 2000 bottles?
14. 14.Which of these is reuse (use again)? (a) melt glass into new jars (b) carry a cloth bag (c) give old books away (d) switch off unused lights
15. 15.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
16. 16.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
17. 17.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1600 bottles?
18. 18.Which of these is reduce (use less)? (a) give old books away (b) reuse gift paper (c) pulp old paper (d) fix a dripping tap
19. 19.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) sunlight (d) coal
20. 20.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
21. 21.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
22. 22.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
23. 23.♻️ A project report has 40 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.True or false: wind is a non-renewable energy source. (a) True (b) False
25. 25.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
26. 26.♻️ 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?
27. 27.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
28. 28.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
29. 29.Which of these is reuse (use again)? (a) print on both sides (b) fix a dripping tap (c) buy less packaging (d) reuse gift paper
30. 30.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.Which of these is reuse (use again)? (a) fix a dripping tap (b) switch off unused lights (c) pulp old paper (d) refill a water bottle
32. 32.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
33. 33.True or false: biogas from waste is a renewable energy source. (a) False (b) True
34. 34.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
36. 36.True or false: sunlight is a non-renewable energy source. (a) True (b) False
37. 37.Which of these is recycle (make new things)? (a) reuse gift paper (b) turn plastic into tiles (c) plant in old tyres (d) give old books away
38. 38.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
39. 39.♻️ A project report has 96 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable

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