Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 16 · 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: pulp old paper? (a) recycle (b) reuse (c) reduce
2. 2.♻️ Which energy source will never run out? (a) sunlight (b) diesel (c) coal (d) petrol
3. 3.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) reduce (c) recycle
4. 4.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 3150 bottles?
5. 5.Which of these is reduce (use less)? (a) refill a water bottle (b) melt cans into new cans (c) print on both sides (d) pulp old paper
6. 6.True or false: diesel is a non-renewable energy source. (a) False (b) True
7. 7.True or false: coal is a renewable energy source. (a) True (b) False
8. 8.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.Which of these is reduce (use less)? (a) turn plastic into tiles (b) switch off unused lights (c) refill a water bottle (d) plant in old tyres
10. 10.True or false: diesel is a renewable energy source. (a) False (b) True
11. 11.Which of these is reduce (use less)? (a) plant in old tyres (b) pulp old paper (c) buy less packaging (d) use a jar as a pen stand
12. 12.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) fix a dripping tap (c) print on both sides (d) switch off unused lights
13. 13.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1600 bottles?
14. 14.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.True or false: petrol is a renewable energy source. (a) False (b) True
16. 16.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 700 bottles?
17. 17.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reduce, reuse, recycle (d) reuse, recycle, reduce
19. 19.True or false: wind is a renewable energy source. (a) True (b) False
20. 20.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
22. 22.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) give old books away (c) pulp old paper (d) refill a water bottle
23. 23.Which of these is reuse (use again)? (a) melt cans into new cans (b) fix a dripping tap (c) use a jar as a pen stand (d) melt glass into new jars
24. 24.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
25. 25.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1200 bottles?
26. 26.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 600 bottles?
27. 27.♻️ A project report has 10 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.True or false: sunlight is a non-renewable energy source. (a) True (b) False
29. 29.True or false: natural gas is a renewable energy source. (a) True (b) False
30. 30.True or false: coal is a non-renewable energy source. (a) True (b) False
31. 31.Which of these is reuse (use again)? (a) give old books away (b) print on both sides (c) turn plastic into tiles (d) melt glass into new jars
32. 32.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
33. 33.Which of these is recycle (make new things)? (a) give old books away (b) melt cans into new cans (c) fix a dripping tap (d) refill a water bottle
34. 34.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
35. 35.True or false: wind is a non-renewable energy source. (a) False (b) True
36. 36.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
37. 37.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
39. 39.♻️ A project report has 52 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.True or false: flowing river water is a renewable energy source. (a) True (b) False

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