Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 657 · 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 school bench is made from 400 recycled plastic bottles. How many benches can be made from 4000 bottles?
2. 2.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
4. 4.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
5. 5.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.Which of these is recycle (make new things)? (a) switch off unused lights (b) use a jar as a pen stand (c) carry a cloth bag (d) pulp old paper
7. 7.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.Which of these is reuse (use again)? (a) turn plastic into tiles (b) carry a cloth bag (c) pulp old paper (d) give old books away
9. 9.True or false: diesel is a renewable energy source. (a) True (b) False
10. 10.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
11. 11.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) wastes water (d) uses the most plastic
12. 12.♻️ 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?
13. 13.Which of these is reuse (use again)? (a) fix a dripping tap (b) use a jar as a pen stand (c) melt cans into new cans (d) print on both sides
14. 14.Which of these is recycle (make new things)? (a) melt glass into new jars (b) buy less packaging (c) carry a cloth bag (d) print on both sides
15. 15.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
16. 16.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
17. 17.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) fix a dripping tap (c) give old books away (d) refill a water bottle
18. 18.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
19. 19.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
20. 20.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
21. 21.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) diesel (d) petrol
22. 22.Which of these is reuse (use again)? (a) refill a water bottle (b) buy less packaging (c) print on both sides (d) melt cans into new cans
23. 23.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 700 bottles?
25. 25.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
26. 26.Which of these is reduce (use less)? (a) reuse gift paper (b) give old books away (c) switch off unused lights (d) plant in old tyres
27. 27.True or false: petrol is a non-renewable energy source. (a) True (b) False
28. 28.Which of these is recycle (make new things)? (a) carry a cloth bag (b) buy less packaging (c) melt cans into new cans (d) fix a dripping tap
29. 29.True or false: wind is a renewable energy source. (a) True (b) False
30. 30.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) recycle, reuse, reduce (c) reuse, recycle, reduce (d) burn, bury, forget
31. 31.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1600 bottles?
32. 32.True or false: sunlight is a non-renewable energy source. (a) True (b) False
33. 33.♻️ A project report has 88 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
35. 35.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
36. 36.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
37. 37.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
38. 38.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
39. 39.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
40. 40.True or false: biogas from waste is a renewable energy source. (a) False (b) True

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