Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 733 · 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 recycle (make new things)? (a) use a jar as a pen stand (b) fix a dripping tap (c) turn plastic into tiles (d) plant in old tyres
2. 2.True or false: wind is a non-renewable energy source. (a) True (b) False
3. 3.Which of these is reuse (use again)? (a) switch off unused lights (b) pulp old paper (c) refill a water bottle (d) carry a cloth bag
4. 4.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 700 bottles?
5. 5.♻️ A sustainable design … (a) wastes water (b) protects the future (c) uses the most plastic (d) lasts one day
6. 6.True or false: coal is a non-renewable energy source. (a) True (b) False
7. 7.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) reduce (c) recycle
8. 8.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
9. 9.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
10. 10.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) petrol (d) diesel
11. 11.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
12. 12.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
13. 13.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
14. 14.Which of these is reuse (use again)? (a) melt cans into new cans (b) carry a cloth bag (c) plant in old tyres (d) switch off unused lights
15. 15.Which of these is reduce (use less)? (a) turn plastic into tiles (b) print on both sides (c) pulp old paper (d) melt cans into new cans
16. 16.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
17. 17.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
18. 18.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
19. 19.True or false: biogas from waste is a renewable energy source. (a) False (b) True
20. 20.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
21. 21.Which of these is reduce (use less)? (a) carry a cloth bag (b) refill a water bottle (c) give old books away (d) use a jar as a pen stand
22. 22.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
23. 23.♻️ 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
24. 24.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
25. 25.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
26. 26.♻️ 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?
27. 27.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
28. 28.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
29. 29.Which of these is reduce (use less)? (a) turn plastic into tiles (b) use a jar as a pen stand (c) switch off unused lights (d) pulp old paper
30. 30.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
31. 31.Which of these is reuse (use again)? (a) switch off unused lights (b) pulp old paper (c) melt glass into new jars (d) give old books away
32. 32.♻️ A project report has 64 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 diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
35. 35.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
36. 36.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
37. 37.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
39. 39.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
40. 40.Which of these is recycle (make new things)? (a) melt glass into new jars (b) print on both sides (c) switch off unused lights (d) give old books away

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