Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 56 · 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.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
2. 2.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1800 bottles?
4. 4.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
6. 6.Which of these is reuse (use again)? (a) carry a cloth bag (b) give old books away (c) melt glass into new jars (d) melt cans into new cans
7. 7.Which of these is reduce (use less)? (a) carry a cloth bag (b) use a jar as a pen stand (c) refill a water bottle (d) plant in old tyres
8. 8.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) petrol (d) coal
9. 9.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
10. 10.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce
11. 11.True or false: sunlight is a non-renewable energy source. (a) True (b) False
12. 12.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) reduce (c) recycle
14. 14.Which of these is reduce (use less)? (a) reuse gift paper (b) pulp old paper (c) buy less packaging (d) use a jar as a pen stand
15. 15.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
16. 16.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1500 bottles?
17. 17.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
18. 18.♻️ A project report has 52 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.Which of these is reduce (use less)? (a) pulp old paper (b) turn plastic into tiles (c) melt glass into new jars (d) print on both sides
20. 20.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
21. 21.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) burn, bury, forget (d) recycle, reuse, reduce
22. 22.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
23. 23.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
24. 24.♻️ A project report has 50 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
25. 25.♻️ Reduce, reuse or recycle: switch off unused lights? (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.True or false: sunlight is a renewable energy source. (a) True (b) False
28. 28.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 800 bottles?
29. 29.♻️ A project report has 16 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.Which of these is recycle (make new things)? (a) fix a dripping tap (b) plant in old tyres (c) melt glass into new jars (d) print on both sides
31. 31.Which of these is reuse (use again)? (a) melt cans into new cans (b) pulp old paper (c) switch off unused lights (d) plant in old tyres
32. 32.Which of these is recycle (make new things)? (a) reuse gift paper (b) melt cans into new cans (c) switch off unused lights (d) refill a water bottle
33. 33.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 900 bottles?
34. 34.Which of these is reuse (use again)? (a) reuse gift paper (b) turn plastic into tiles (c) carry a cloth bag (d) pulp old paper
35. 35.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
36. 36.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
37. 37.Which of these is reduce (use less)? (a) turn plastic into tiles (b) switch off unused lights (c) pulp old paper (d) refill a water bottle
38. 38.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reduce (b) reuse (c) recycle
39. 39.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
40. 40.True or false: petrol is a non-renewable energy source. (a) False (b) True

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