Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 958 · 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: ocean wave energy is a renewable energy source. (a) False (b) True
2. 2.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
3. 3.Which of these is reduce (use less)? (a) refill a water bottle (b) use a jar as a pen stand (c) reuse gift paper (d) carry a cloth bag
4. 4.Which of these is reuse (use again)? (a) give old books away (b) buy less packaging (c) print on both sides (d) turn plastic into tiles
5. 5.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
6. 6.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
7. 7.Which of these is recycle (make new things)? (a) print on both sides (b) refill a water bottle (c) switch off unused lights (d) turn plastic into tiles
8. 8.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) reuse (c) recycle
9. 9.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
10. 10.True or false: diesel is a renewable energy source. (a) False (b) True
11. 11.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reuse, recycle, reduce (d) reduce, reuse, recycle
13. 13.Which of these is reduce (use less)? (a) melt glass into new jars (b) print on both sides (c) melt cans into new cans (d) plant in old tyres
14. 14.♻️ A sustainable design … (a) lasts one day (b) wastes water (c) protects the future (d) uses the most plastic
15. 15.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
16. 16.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
17. 17.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
18. 18.♻️ Which energy source will never run out? (a) sunlight (b) coal (c) diesel (d) petrol
19. 19.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
20. 20.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) recycle (c) reuse
21. 21.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.Which of these is recycle (make new things)? (a) plant in old tyres (b) refill a water bottle (c) reuse gift paper (d) melt glass into new jars
23. 23.True or false: natural gas is a renewable energy source. (a) True (b) False
24. 24.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
25. 25.True or false: coal is a renewable energy source. (a) True (b) False
26. 26.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
27. 27.Which of these is recycle (make new things)? (a) refill a water bottle (b) carry a cloth bag (c) reuse gift paper (d) melt cans into new cans
28. 28.Which of these is reuse (use again)? (a) buy less packaging (b) turn plastic into tiles (c) plant in old tyres (d) melt glass into new jars
29. 29.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 300 bottles?
30. 30.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1350 bottles?
31. 31.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
32. 32.True or false: diesel is a non-renewable energy source. (a) True (b) False
33. 33.♻️ 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?
34. 34.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
35. 35.True or false: flowing river water is a renewable energy source. (a) True (b) False
36. 36.True or false: sunlight is a non-renewable energy source. (a) True (b) False
37. 37.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 2750 bottles?
38. 38.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
39. 39.Which of these is reduce (use less)? (a) buy less packaging (b) melt glass into new jars (c) turn plastic into tiles (d) refill a water bottle
40. 40.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1600 bottles?

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