Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 490 · 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: natural gas is a renewable energy source. (a) False (b) True
2. 2.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
3. 3.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
4. 4.Which of these is reuse (use again)? (a) melt cans into new cans (b) carry a cloth bag (c) give old books away (d) switch off unused lights
5. 5.True or false: wind is a non-renewable energy source. (a) True (b) False
6. 6.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
7. 7.♻️ 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?
8. 8.Which of these is reduce (use less)? (a) pulp old paper (b) carry a cloth bag (c) use a jar as a pen stand (d) melt glass into new jars
9. 9.Which of these is reuse (use again)? (a) use a jar as a pen stand (b) fix a dripping tap (c) switch off unused lights (d) melt cans into new cans
10. 10.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
12. 12.Which of these is recycle (make new things)? (a) plant in old tyres (b) fix a dripping tap (c) turn plastic into tiles (d) switch off unused lights
13. 13.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 750 bottles?
14. 14.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
15. 15.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reuse (c) reduce
16. 16.True or false: coal is a renewable energy source. (a) False (b) True
17. 17.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1350 bottles?
18. 18.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.True or false: natural gas is a non-renewable energy source. (a) False (b) True
20. 20.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1200 bottles?
21. 21.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.True or false: flowing river water is a renewable energy source. (a) True (b) False
23. 23.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
24. 24.Which of these is reduce (use less)? (a) pulp old paper (b) fix a dripping tap (c) melt glass into new jars (d) refill a water bottle
25. 25.True or false: biogas from waste is a renewable energy source. (a) False (b) True
26. 26.♻️ 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
27. 27.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
28. 28.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
29. 29.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
30. 30.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
31. 31.Which of these is reduce (use less)? (a) reuse gift paper (b) buy less packaging (c) give old books away (d) turn plastic into tiles
32. 32.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
33. 33.True or false: petrol is a renewable energy source. (a) True (b) False
34. 34.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
35. 35.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 3150 bottles?
36. 36.True or false: coal is a non-renewable energy source. (a) True (b) False
37. 37.Which of these is reuse (use again)? (a) switch off unused lights (b) fix a dripping tap (c) refill a water bottle (d) pulp old paper
38. 38.True or false: sunlight is a renewable energy source. (a) False (b) True
39. 39.♻️ A project report has 26 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable

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