Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 624 · 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.Which of these is reduce (use less)? (a) print on both sides (b) pulp old paper (c) reuse gift paper (d) use a jar as a pen stand
3. 3.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
4. 4.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
5. 5.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) reuse (c) recycle
6. 6.Which of these is recycle (make new things)? (a) buy less packaging (b) melt glass into new jars (c) refill a water bottle (d) reuse gift paper
7. 7.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 900 bottles?
8. 8.♻️ Which energy source will never run out? (a) sunlight (b) diesel (c) coal (d) petrol
9. 9.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.Which of these is recycle (make new things)? (a) refill a water bottle (b) use a jar as a pen stand (c) turn plastic into tiles (d) carry a cloth bag
12. 12.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) switch off unused lights (c) melt cans into new cans (d) print on both sides
14. 14.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
15. 15.True or false: coal is a non-renewable energy source. (a) True (b) False
16. 16.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
17. 17.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) recycle, reuse, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
18. 18.True or false: biogas from waste is a renewable energy source. (a) True (b) False
19. 19.Which of these is recycle (make new things)? (a) plant in old tyres (b) print on both sides (c) switch off unused lights (d) pulp old paper
20. 20.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.Which of these is reduce (use less)? (a) switch off unused lights (b) melt glass into new jars (c) plant in old tyres (d) use a jar as a pen stand
22. 22.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
23. 23.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
25. 25.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce
26. 26.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
27. 27.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.♻️ A sustainable design … (a) uses the most plastic (b) lasts one day (c) protects the future (d) wastes water
29. 29.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
30. 30.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.True or false: petrol is a renewable energy source. (a) True (b) False
32. 32.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
33. 33.True or false: sunlight is a renewable energy source. (a) True (b) False
34. 34.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) reduce (c) recycle
35. 35.True or false: flowing river water is a renewable energy source. (a) True (b) False
36. 36.Which of these is reuse (use again)? (a) fix a dripping tap (b) switch off unused lights (c) melt cans into new cans (d) plant in old tyres
37. 37.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
38. 38.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1000 bottles?
39. 39.♻️ 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?
40. 40.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?

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