Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 906 · 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.Which of these is reduce (use less)? (a) melt cans into new cans (b) reuse gift paper (c) refill a water bottle (d) buy less packaging
2. 2.True or false: diesel is a renewable energy source. (a) True (b) False
3. 3.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) switch off unused lights (c) melt glass into new jars (d) fix a dripping tap
6. 6.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
7. 7.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) melt glass into new jars (c) turn plastic into tiles (d) print on both sides
8. 8.♻️ A sustainable design … (a) protects the future (b) lasts one day (c) uses the most plastic (d) wastes water
9. 9.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reuse (c) reduce
10. 10.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
11. 11.♻️ A project report has 42 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
12. 12.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
14. 14.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) recycle, reuse, reduce (d) reduce, reuse, recycle
15. 15.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2000 bottles?
16. 16.Which of these is recycle (make new things)? (a) plant in old tyres (b) reuse gift paper (c) turn plastic into tiles (d) print on both sides
17. 17.Which of these is reuse (use again)? (a) reuse gift paper (b) fix a dripping tap (c) melt cans into new cans (d) pulp old paper
18. 18.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3600 bottles?
19. 19.True or false: sunlight is a non-renewable energy source. (a) True (b) False
20. 20.True or false: sunlight is a renewable energy source. (a) True (b) False
21. 21.♻️ A project report has 72 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.Which of these is reuse (use again)? (a) print on both sides (b) switch off unused lights (c) melt glass into new jars (d) plant in old tyres
23. 23.Which of these is reuse (use again)? (a) give old books away (b) melt glass into new jars (c) pulp old paper (d) buy less packaging
24. 24.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
25. 25.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
26. 26.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
27. 27.Which of these is recycle (make new things)? (a) carry a cloth bag (b) give old books away (c) switch off unused lights (d) pulp old paper
28. 28.Which of these is reduce (use less)? (a) plant in old tyres (b) carry a cloth bag (c) refill a water bottle (d) use a jar as a pen stand
29. 29.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
30. 30.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 3000 bottles?
32. 32.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
33. 33.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4000 bottles?
34. 34.♻️ A project report has 38 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 900 bottles?
36. 36.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4950 bottles?
37. 37.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
38. 38.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
39. 39.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) give old books away (c) buy less packaging (d) melt cans into new cans
40. 40.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?

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